121514404 has 24 divisors (see below), whose sum is σ = 232269408. Its totient is φ = 55165440.

The previous prime is 121514363. The next prime is 121514429. The reversal of 121514404 is 404415121.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 56452 + ... + 58564.

It is an arithmetic number, because the mean of its divisors is an integer number (9677892).

Almost surely, 2^121514404 is an apocalyptic number.

It is an amenable number.

121514404 is a deficient number, since it is larger than the sum of its proper divisors (110755004).

121514404 is a wasteful number, since it uses less digits than its factorization.

121514404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3435 (or 3433 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 121514404 is about 11023.3572018691. The cubic root of 121514404 is about 495.3086589724.

Adding to 121514404 its reverse (404415121), we get a palindrome (525929525).

The spelling of 121514404 in words is "one hundred twenty-one million, five hundred fourteen thousand, four hundred four".