1250830631 has 2 divisors, whose sum is σ = 1250830632. Its totient is φ = 1250830630.

The previous prime is 1250830589. The next prime is 1250830657. The reversal of 1250830631 is 1360380521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1250830631 - 2¹⁰ = 1250829607 is a prime.

It is a super-2 number, since 2×1250830631² = 3129154534895716322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1250830594 and 1250830603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1250830331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625415315 + 625415316.

It is an arithmetic number, because the mean of its divisors is an integer number (625415316).

Almost surely, 2^1250830631 is an apocalyptic number.

1250830631 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250830631 is an equidigital number, since it uses as much as digits as its factorization.

1250830631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1250830631 is about 35367.0840047635. The cubic root of 1250830631 is about 1077.4558975494.

The spelling of 1250830631 in words is "one billion, two hundred fifty million, eight hundred thirty thousand, six hundred thirty-one".