1057980074 has 8 divisors (see below), whose sum is σ = 1680321348. Its totient is φ = 497872960.

The previous prime is 1057980073. The next prime is 1057980083. The reversal of 1057980074 is 4700897501.

It can be written as a sum of positive squares in 2 ways, for example, as 912946225 + 145033849 = 30215^2 + 12043^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1057980074² = 2238643673962090952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057980073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15558497 + ... + 15558564.

Almost surely, 2^1057980074 is an apocalyptic number.

1057980074 is a deficient number, since it is larger than the sum of its proper divisors (622341274).

1057980074 is a wasteful number, since it uses less digits than its factorization.

1057980074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31117080.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 1057980074 is about 32526.6056329276. The cubic root of 1057980074 is about 1018.9647557393.

The spelling of 1057980074 in words is "one billion, fifty-seven million, nine hundred eighty thousand, seventy-four".