1146373631 has 16 divisors (see below), whose sum is σ = 1312069248. Its totient is φ = 992217600.

The previous prime is 1146373603. The next prime is 1146373639. The reversal of 1146373631 is 1363736411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1146373631 - 2¹⁸ = 1146111487 is a prime.

It is a super-2 number, since 2×1146373631² = 2628345003704248322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1146373591 and 1146373600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146373639) 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, 50321 + ... + 69461.

It is an arithmetic number, because the mean of its divisors is an integer number (82004328).

Almost surely, 2^1146373631 is an apocalyptic number.

1146373631 is a deficient number, since it is larger than the sum of its proper divisors (165695617).

1146373631 is a wasteful number, since it uses less digits than its factorization.

1146373631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19442.

The product of its digits is 27216, while the sum is 35.

The square root of 1146373631 is about 33858.1398041889. The cubic root of 1146373631 is about 1046.5871446316.

The spelling of 1146373631 in words is "one billion, one hundred forty-six million, three hundred seventy-three thousand, six hundred thirty-one".