121577704 has 32 divisors (see below), whose sum is σ = 232101000. Its totient is φ = 59692032.

The previous prime is 121577699. The next prime is 121577719. The reversal of 121577704 is 407775121.

It can be written as a sum of positive squares in 4 ways, for example, as 121220100 + 357604 = 11010^2 + 598^2 .

It is a super-2 number, since 2×121577704² = 29562276219823232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121577704.

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, 238602 + ... + 239110.

Almost surely, 2^121577704 is an apocalyptic number.

It is an amenable number.

121577704 is a deficient number, since it is larger than the sum of its proper divisors (110523296).

121577704 is a wasteful number, since it uses less digits than its factorization.

121577704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 993 counting only the distinct ones).

The product of its (nonzero) digits is 13720, while the sum is 34.

The square root of 121577704 is about 11026.2280041726. The cubic root of 121577704 is about 495.3946504117.

The spelling of 121577704 in words is "one hundred twenty-one million, five hundred seventy-seven thousand, seven hundred four".