101380977 has 20 divisors (see below), whose sum is σ = 152053440. Its totient is φ = 67316184.

The previous prime is 101380973. The next prime is 101380991. The reversal of 101380977 is 779083101.

It is not a de Polignac number, because 101380977 - 2² = 101380973 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101380973) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18924 + ... + 23682.

It is an arithmetic number, because the mean of its divisors is an integer number (7602672).

Almost surely, 2^101380977 is an apocalyptic number.

It is an amenable number.

101380977 is a deficient number, since it is larger than the sum of its proper divisors (50672463).

101380977 is an equidigital number, since it uses as much as digits as its factorization.

101380977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5034 (or 5025 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The square root of 101380977 is about 10068.8120947806. The cubic root of 101380977 is about 466.2857650930.

The spelling of 101380977 in words is "one hundred one million, three hundred eighty thousand, nine hundred seventy-seven".