103977120724 has 24 divisors (see below), whose sum is σ = 193321868040. Its totient is φ = 48839204736.

The previous prime is 103977120697. The next prime is 103977120733. The reversal of 103977120724 is 427021779301.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 49431518224 + 54545602500 = 222332^2 + 233550^2 .

It is a super-2 number, since 2×103977120724² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12108607 + ... + 12117190.

It is an arithmetic number, because the mean of its divisors is an integer number (8055077835).

Almost surely, 2^103977120724 is an apocalyptic number.

It is an amenable number.

103977120724 is a deficient number, since it is larger than the sum of its proper divisors (89344747316).

103977120724 is a wasteful number, since it uses less digits than its factorization.

103977120724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24225867 (or 24225865 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 43.

The spelling of 103977120724 in words is "one hundred three billion, nine hundred seventy-seven million, one hundred twenty thousand, seven hundred twenty-four".