1077521146 has 16 divisors (see below), whose sum is σ = 1742623848. Its totient is φ = 496742400.

The previous prime is 1077521113. The next prime is 1077521153. The reversal of 1077521146 is 6411257701.

It can be written as a sum of positive squares in 4 ways, for example, as 350625625 + 726895521 = 18725^2 + 26961^2 .

It is a super-2 number, since 2×1077521146² = 2322103640154306632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 615 + ... + 46426.

Almost surely, 2^1077521146 is an apocalyptic number.

1077521146 is a deficient number, since it is larger than the sum of its proper divisors (665102702).

1077521146 is a wasteful number, since it uses less digits than its factorization.

1077521146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47937.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 1077521146 is about 32825.6172219198. The cubic root of 1077521146 is about 1025.2000072919.

Adding to 1077521146 its reverse (6411257701), we get a palindrome (7488778847).

The spelling of 1077521146 in words is "one billion, seventy-seven million, five hundred twenty-one thousand, one hundred forty-six".