121677044 has 24 divisors (see below), whose sum is σ = 215903688. Its totient is φ = 59996160.

The previous prime is 121677001. The next prime is 121677047. The reversal of 121677044 is 440776121.

It can be written as a sum of positive squares in 4 ways, for example, as 940900 + 120736144 = 970^2 + 10988^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121677044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121677047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108374 + ... + 109490.

It is an arithmetic number, because the mean of its divisors is an integer number (8995987).

Almost surely, 2^121677044 is an apocalyptic number.

It is an amenable number.

121677044 is a deficient number, since it is larger than the sum of its proper divisors (94226644).

121677044 is a wasteful number, since it uses less digits than its factorization.

121677044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475 (or 1473 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 121677044 is about 11030.7317980268. The cubic root of 121677044 is about 495.5295411176.

The spelling of 121677044 in words is "one hundred twenty-one million, six hundred seventy-seven thousand, forty-four".