1051005345 has 32 divisors (see below), whose sum is σ = 1832810112. Its totient is φ = 511176192.

The previous prime is 1051005337. The next prime is 1051005353. The reversal of 1051005345 is 5435001501.

It is an interprime number because it is at equal distance from previous prime (1051005337) and next prime (1051005353).

It is not a de Polignac number, because 1051005345 - 2³ = 1051005337 is a prime.

It is a super-2 number, since 2×1051005345² = 2209224470437138050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16284 + ... + 48653.

It is an arithmetic number, because the mean of its divisors is an integer number (57275316).

Almost surely, 2^1051005345 is an apocalyptic number.

1051005345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1051005345 is a deficient number, since it is larger than the sum of its proper divisors (781804767).

1051005345 is a wasteful number, since it uses less digits than its factorization.

1051005345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65041.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1051005345 is about 32419.2125906846. The cubic root of 1051005345 is about 1016.7206434957.

Adding to 1051005345 its reverse (5435001501), we get a palindrome (6486006846).

The spelling of 1051005345 in words is "one billion, fifty-one million, five thousand, three hundred forty-five".