1072526631 has 16 divisors (see below), whose sum is σ = 1561549440. Its totient is φ = 649386720.

The previous prime is 1072526627. The next prime is 1072526671. The reversal of 1072526631 is 1366252701.

It is not a de Polignac number, because 1072526631 - 2² = 1072526627 is a prime.

It is a super-2 number, since 2×1072526631² = 2300626748408420322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 1072526592 and 1072526601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1072526621) 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, 20076 + ... + 50478.

It is an arithmetic number, because the mean of its divisors is an integer number (97596840).

Almost surely, 2^1072526631 is an apocalyptic number.

1072526631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1072526631 is a deficient number, since it is larger than the sum of its proper divisors (489022809).

1072526631 is a wasteful number, since it uses less digits than its factorization.

1072526631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31486.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 1072526631 is about 32749.4523771009. The cubic root of 1072526631 is about 1023.6135547274.

The spelling of 1072526631 in words is "one billion, seventy-two million, five hundred twenty-six thousand, six hundred thirty-one".