121302675 has 72 divisors (see below), whose sum is σ = 236693184. Its totient is φ = 59028480.

The previous prime is 121302619. The next prime is 121302691. The reversal of 121302675 is 576203121.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-121302675 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 330342 + ... + 330708.

Almost surely, 2^121302675 is an apocalyptic number.

121302675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121302675 is a deficient number, since it is larger than the sum of its proper divisors (115390509).

121302675 is a wasteful number, since it uses less digits than its factorization.

121302675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509 (or 501 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 121302675 is about 11013.7493615934. The cubic root of 121302675 is about 495.0208133275.

Adding to 121302675 its reverse (576203121), we get a palindrome (697505796).

The spelling of 121302675 in words is "one hundred twenty-one million, three hundred two thousand, six hundred seventy-five".