121062545 has 16 divisors (see below), whose sum is σ = 149772672. Its totient is φ = 93882240.

The previous prime is 121062511. The next prime is 121062577. The reversal of 121062545 is 545260121.

It is not a de Polignac number, because 121062545 - 2⁶ = 121062481 is a prime.

It is a super-2 number, since 2×121062545² = 29312279603754050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31604 + ... + 35226.

It is an arithmetic number, because the mean of its divisors is an integer number (9360792).

Almost surely, 2^121062545 is an apocalyptic number.

It is an amenable number.

121062545 is a deficient number, since it is larger than the sum of its proper divisors (28710127).

121062545 is a wasteful number, since it uses less digits than its factorization.

121062545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 121062545 is about 11002.8425872590. The cubic root of 121062545 is about 494.6939508683.

The spelling of 121062545 in words is "one hundred twenty-one million, sixty-two thousand, five hundred forty-five".