1074372557 has 2 divisors, whose sum is σ = 1074372558. Its totient is φ = 1074372556.

The previous prime is 1074372539. The next prime is 1074372601. The reversal of 1074372557 is 7552734701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1056640036 + 17732521 = 32506^2 + 4211^2 .

It is a cyclic number.

It is not a de Polignac number, because 1074372557 - 2²² = 1070178253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1074302557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537186278 + 537186279.

It is an arithmetic number, because the mean of its divisors is an integer number (537186279).

Almost surely, 2^1074372557 is an apocalyptic number.

It is an amenable number.

1074372557 is a deficient number, since it is larger than the sum of its proper divisors (1).

1074372557 is an equidigital number, since it uses as much as digits as its factorization.

1074372557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 205800, while the sum is 41.

The square root of 1074372557 is about 32777.6228088615. The cubic root of 1074372557 is about 1024.2004653738.

The spelling of 1074372557 in words is "one billion, seventy-four million, three hundred seventy-two thousand, five hundred fifty-seven".