1047625427 has 2 divisors, whose sum is σ = 1047625428. Its totient is φ = 1047625426.

The previous prime is 1047625349. The next prime is 1047625451. The reversal of 1047625427 is 7245267401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1047625427 - 2¹² = 1047621331 is a prime.

It is not a weakly prime, because it can be changed into another prime (1047625457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523812713 + 523812714.

It is an arithmetic number, because the mean of its divisors is an integer number (523812714).

Almost surely, 2^1047625427 is an apocalyptic number.

1047625427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047625427 is an equidigital number, since it uses as much as digits as its factorization.

1047625427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 1047625427 is about 32367.0422961382. The cubic root of 1047625427 is about 1015.6295856986.

The spelling of 1047625427 in words is "one billion, forty-seven million, six hundred twenty-five thousand, four hundred twenty-seven".