121329464 has 16 divisors (see below), whose sum is σ = 230373600. Its totient is φ = 59896512.

The previous prime is 121329463. The next prime is 121329469. The reversal of 121329464 is 464923121.

It is a self number, because there is not a number n which added to its sum of digits gives 121329464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121329463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95357 + ... + 96620.

It is an arithmetic number, because the mean of its divisors is an integer number (14398350).

Almost surely, 2^121329464 is an apocalyptic number.

It is an amenable number.

121329464 is a deficient number, since it is larger than the sum of its proper divisors (109044136).

121329464 is a wasteful number, since it uses less digits than its factorization.

121329464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192062 (or 192058 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 121329464 is about 11014.9654561419. The cubic root of 121329464 is about 495.0572514810.

The spelling of 121329464 in words is "one hundred twenty-one million, three hundred twenty-nine thousand, four hundred sixty-four".