3911397245 has 8 divisors (see below), whose sum is σ = 5364201984. Its totient is φ = 2682100944.

The previous prime is 3911397223. The next prime is 3911397257. The reversal of 3911397245 is 5427931193.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3911397245 - 2¹⁸ = 3911135101 is a prime.

It is a super-3 number, since 3×3911397245³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3911397196 and 3911397205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55877069 + ... + 55877138.

It is an arithmetic number, because the mean of its divisors is an integer number (670525248).

Almost surely, 2^3911397245 is an apocalyptic number.

3911397245 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3911397245 is a deficient number, since it is larger than the sum of its proper divisors (1452804739).

3911397245 is a wasteful number, since it uses less digits than its factorization.

3911397245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111754219.

The product of its digits is 204120, while the sum is 44.

The square root of 3911397245 is about 62541.1644039348. The cubic root of 3911397245 is about 1575.5927551352.

The spelling of 3911397245 in words is "three billion, nine hundred eleven million, three hundred ninety-seven thousand, two hundred forty-five".