1474138557 has 12 divisors (see below), whose sum is σ = 2143414624. Its totient is φ = 976249800.

The previous prime is 1474138537. The next prime is 1474138583. The reversal of 1474138557 is 7558314741.

1474138557 is a `hidden beast` number, since 14 + 74 + 13 + 8 + 557 = 666.

It is not a de Polignac number, because 1474138557 - 2⁸ = 1474138301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1474138537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 541003 + ... + 543720.

Almost surely, 2^1474138557 is an apocalyptic number.

It is an amenable number.

1474138557 is a deficient number, since it is larger than the sum of its proper divisors (669276067).

1474138557 is a wasteful number, since it uses less digits than its factorization.

1474138557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084880 (or 1084877 counting only the distinct ones).

The product of its digits is 470400, while the sum is 45.

The square root of 1474138557 is about 38394.5120687840. The cubic root of 1474138557 is about 1138.0974104881.

The spelling of 1474138557 in words is "one billion, four hundred seventy-four million, one hundred thirty-eight thousand, five hundred fifty-seven".