1057245667 has 2 divisors, whose sum is σ = 1057245668. Its totient is φ = 1057245666.

The previous prime is 1057245661. The next prime is 1057245727. The reversal of 1057245667 is 7665427501.

1057245667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (7665427501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1057245667 - 2²⁷ = 923027939 is a prime.

It is a super-2 number, since 2×1057245667² = 2235536800780549778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1057245661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528622833 + 528622834.

It is an arithmetic number, because the mean of its divisors is an integer number (528622834).

Almost surely, 2^1057245667 is an apocalyptic number.

1057245667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1057245667 is an equidigital number, since it uses as much as digits as its factorization.

1057245667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 43.

The square root of 1057245667 is about 32515.3143457049. The cubic root of 1057245667 is about 1018.7289264488.

The spelling of 1057245667 in words is "one billion, fifty-seven million, two hundred forty-five thousand, six hundred sixty-seven".