130155777 has 12 divisors (see below), whose sum is σ = 188383104. Its totient is φ = 86595000.

The previous prime is 130155769. The next prime is 130155787. The reversal of 130155777 is 777551031.

It is a happy number.

130155777 is a `hidden beast` number, since 1 + 30 + 1 + 557 + 77 = 666.

It is not a de Polignac number, because 130155777 - 2³ = 130155769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130155787) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9849 + ... + 18902.

It is an arithmetic number, because the mean of its divisors is an integer number (15698592).

Almost surely, 2^130155777 is an apocalyptic number.

It is an amenable number.

130155777 is a deficient number, since it is larger than the sum of its proper divisors (58227327).

130155777 is a wasteful number, since it uses less digits than its factorization.

130155777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29260 (or 29257 counting only the distinct ones).

The product of its (nonzero) digits is 25725, while the sum is 36.

The square root of 130155777 is about 11408.5834791178. The cubic root of 130155777 is about 506.7819633637.

The spelling of 130155777 in words is "one hundred thirty million, one hundred fifty-five thousand, seven hundred seventy-seven".