1000005100531 has 16 divisors (see below), whose sum is σ = 1064344035744. Its totient is φ = 936280221184.

The previous prime is 1000005100489. The next prime is 1000005100637. The reversal of 1000005100531 is 1350015000001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000005100531 is a prime.

It is a super-2 number, since 2×1000005100531² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000005100931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34322736 + ... + 34351858.

It is an arithmetic number, because the mean of its divisors is an integer number (66521502234).

Almost surely, 2^{1000005100531} is an apocalyptic number.

1000005100531 is a deficient number, since it is larger than the sum of its proper divisors (64338935213).

1000005100531 is a wasteful number, since it uses less digits than its factorization.

1000005100531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39590.

The product of its (nonzero) digits is 75, while the sum is 16.

The spelling of 1000005100531 in words is "one trillion, five million, one hundred thousand, five hundred thirty-one".