1077572477 has 2 divisors, whose sum is σ = 1077572478. Its totient is φ = 1077572476.

The previous prime is 1077572453. The next prime is 1077572527. The reversal of 1077572477 is 7742757701.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 919969561 + 157602916 = 30331^2 + 12554^2 .

It is a cyclic number.

It is not a de Polignac number, because 1077572477 - 2¹⁴ = 1077556093 is a prime.

It is a super-2 number, since 2×1077572477² = 2322324886375831058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1077572437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538786238 + 538786239.

It is an arithmetic number, because the mean of its divisors is an integer number (538786239).

Almost surely, 2^1077572477 is an apocalyptic number.

It is an amenable number.

1077572477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077572477 is an equidigital number, since it uses as much as digits as its factorization.

1077572477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672280, while the sum is 47.

The square root of 1077572477 is about 32826.3990867107. The cubic root of 1077572477 is about 1025.2162865411.

The spelling of 1077572477 in words is "one billion, seventy-seven million, five hundred seventy-two thousand, four hundred seventy-seven".