10971345 has 96 divisors (see below), whose sum is σ = 23639040. Its totient is φ = 4287360.

The previous prime is 10971343. The next prime is 10971347. The reversal of 10971345 is 54317901.

10971345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10971343) and next prime (10971347).

It is not a de Polignac number, because 10971345 - 2¹ = 10971343 is a prime.

It is a super-2 number, since 2×10971345² = 240740822218050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10971343) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 185926 + ... + 185984.

It is an arithmetic number, because the mean of its divisors is an integer number (246240).

Almost surely, 2^10971345 is an apocalyptic number.

10971345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10971345 is an abundant number, since it is smaller than the sum of its proper divisors (12667695).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10971345 is a wasteful number, since it uses less digits than its factorization.

10971345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 10971345 is about 3312.3020695583. The cubic root of 10971345 is about 222.2047255206.

It can be divided in two parts, 1097 and 1345, that added together give a palindrome (2442).

The spelling of 10971345 in words is "ten million, nine hundred seventy-one thousand, three hundred forty-five".