1379092457 has 2 divisors, whose sum is σ = 1379092458. Its totient is φ = 1379092456.

The previous prime is 1379092439. The next prime is 1379092499. The reversal of 1379092457 is 7542909731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1045810921 + 333281536 = 32339^2 + 18256^2 .

It is a cyclic number.

It is not a de Polignac number, because 1379092457 - 2¹⁴ = 1379076073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1379092657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689546228 + 689546229.

It is an arithmetic number, because the mean of its divisors is an integer number (689546229).

Almost surely, 2^1379092457 is an apocalyptic number.

It is an amenable number.

1379092457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1379092457 is an equidigital number, since it uses as much as digits as its factorization.

1379092457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 47.

The square root of 1379092457 is about 37136.1341149022. The cubic root of 1379092457 is about 1113.0921698970.

The spelling of 1379092457 in words is "one billion, three hundred seventy-nine million, ninety-two thousand, four hundred fifty-seven".