1077863157 has 24 divisors (see below), whose sum is σ = 1786122624. Its totient is φ = 613570464.

The previous prime is 1077863147. The next prime is 1077863183. The reversal of 1077863157 is 7513687701.

1077863157 is a `hidden beast` number, since 1 + 0 + 7 + 7 + 8 + 631 + 5 + 7 = 666.

It is not a de Polignac number, because 1077863157 - 2⁷ = 1077863029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1077863147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15958 + ... + 49095.

It is an arithmetic number, because the mean of its divisors is an integer number (74421776).

Almost surely, 2^1077863157 is an apocalyptic number.

It is an amenable number.

1077863157 is a deficient number, since it is larger than the sum of its proper divisors (708259467).

1077863157 is a wasteful number, since it uses less digits than its factorization.

1077863157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65329 (or 65326 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 45.

The square root of 1077863157 is about 32830.8263222234. The cubic root of 1077863157 is about 1025.3084638143.

The spelling of 1077863157 in words is "one billion, seventy-seven million, eight hundred sixty-three thousand, one hundred fifty-seven".