101380772 has 6 divisors (see below), whose sum is σ = 177416358. Its totient is φ = 50690384.

The previous prime is 101380771. The next prime is 101380787. The reversal of 101380772 is 277083101.

It can be written as a sum of positive squares in only one way, i.e., 63138916 + 38241856 = 7946^2 + 6184^2 .

It is not an unprimeable number, because it can be changed into a prime (101380771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12672593 + ... + 12672600.

It is an arithmetic number, because the mean of its divisors is an integer number (29569393).

Almost surely, 2^101380772 is an apocalyptic number.

It is an amenable number.

101380772 is a deficient number, since it is larger than the sum of its proper divisors (76035586).

101380772 is a wasteful number, since it uses less digits than its factorization.

101380772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25345197 (or 25345195 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 101380772 is about 10068.8019148258. The cubic root of 101380772 is about 466.2854508045.

The spelling of 101380772 in words is "one hundred one million, three hundred eighty thousand, seven hundred seventy-two".