1408862057 has 2 divisors, whose sum is σ = 1408862058. Its totient is φ = 1408862056.

The previous prime is 1408862051. The next prime is 1408862069. The reversal of 1408862057 is 7502688041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1260534016 + 148328041 = 35504^2 + 12179^2 .

It is a cyclic number.

It is not a de Polignac number, because 1408862057 - 2¹⁴ = 1408845673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1408862051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 704431028 + 704431029.

It is an arithmetic number, because the mean of its divisors is an integer number (704431029).

Almost surely, 2^1408862057 is an apocalyptic number.

It is an amenable number.

1408862057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1408862057 is an equidigital number, since it uses as much as digits as its factorization.

1408862057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 1408862057 is about 37534.8112690073. The cubic root of 1408862057 is about 1121.0444277939.

The spelling of 1408862057 in words is "one billion, four hundred eight million, eight hundred sixty-two thousand, fifty-seven".