121264634 has 8 divisors (see below), whose sum is σ = 186333588. Its totient is φ = 59153440.

The previous prime is 121264513. The next prime is 121264657. The reversal of 121264634 is 436462121.

It can be written as a sum of positive squares in 2 ways, for example, as 120934009 + 330625 = 10997^2 + 575^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×121264634² = 29410222918307912, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 121264597 and 121264606.

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 3 ways as a sum of consecutive naturals, for example, 739337 + ... + 739500.

Almost surely, 2^121264634 is an apocalyptic number.

121264634 is a deficient number, since it is larger than the sum of its proper divisors (65068954).

121264634 is a wasteful number, since it uses less digits than its factorization.

121264634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478880.

The product of its digits is 6912, while the sum is 29.

The square root of 121264634 is about 11012.0222484338. The cubic root of 121264634 is about 494.9690610871.

The spelling of 121264634 in words is "one hundred twenty-one million, two hundred sixty-four thousand, six hundred thirty-four".