1051099348631 has 16 divisors (see below), whose sum is σ = 1144589107200. Its totient is φ = 961565839200.

The previous prime is 1051099348627. The next prime is 1051099348703. The reversal of 1051099348631 is 1368439901501.

It is a cyclic number.

It is not a de Polignac number, because 1051099348631 - 2² = 1051099348627 is a prime.

It is a super-2 number, since 2×1051099348631² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1051099348631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051099348931) 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, 1663991 + ... + 2207048.

It is an arithmetic number, because the mean of its divisors is an integer number (71536819200).

Almost surely, 2^{1051099348631} is an apocalyptic number.

1051099348631 is a deficient number, since it is larger than the sum of its proper divisors (93489758569).

1051099348631 is a wasteful number, since it uses less digits than its factorization.

1051099348631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3871550.

The product of its (nonzero) digits is 699840, while the sum is 50.

The spelling of 1051099348631 in words is "one trillion, fifty-one billion, ninety-nine million, three hundred forty-eight thousand, six hundred thirty-one".