1167400457 has 2 divisors, whose sum is σ = 1167400458. Its totient is φ = 1167400456.

The previous prime is 1167400441. The next prime is 1167400477. The reversal of 1167400457 is 7540047611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1159470601 + 7929856 = 34051^2 + 2816^2 .

It is a cyclic number.

It is not a de Polignac number, because 1167400457 - 2⁴ = 1167400441 is a prime.

It is not a weakly prime, because it can be changed into another prime (1167400477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583700228 + 583700229.

It is an arithmetic number, because the mean of its divisors is an integer number (583700229).

Almost surely, 2^1167400457 is an apocalyptic number.

It is an amenable number.

1167400457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1167400457 is an equidigital number, since it uses as much as digits as its factorization.

1167400457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 1167400457 is about 34167.2424553109. The cubic root of 1167400457 is about 1052.9472620966.

The spelling of 1167400457 in words is "one billion, one hundred sixty-seven million, four hundred thousand, four hundred fifty-seven".