121260667 has 8 divisors (see below), whose sum is σ = 132367680. Its totient is φ = 110167560.

The previous prime is 121260637. The next prime is 121260683. The reversal of 121260667 is 766062121.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 121260667 - 2⁷ = 121260539 is a prime.

It is a super-2 number, since 2×121260667² = 29408298722569778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121260617) 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, 24808 + ... + 29290.

It is an arithmetic number, because the mean of its divisors is an integer number (16545960).

Almost surely, 2^121260667 is an apocalyptic number.

121260667 is a deficient number, since it is larger than the sum of its proper divisors (11107013).

121260667 is a wasteful number, since it uses less digits than its factorization.

121260667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6953.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 121260667 is about 11011.8421256391. The cubic root of 121260667 is about 494.9636636253.

The spelling of 121260667 in words is "one hundred twenty-one million, two hundred sixty thousand, six hundred sixty-seven".