121085750 has 32 divisors (see below), whose sum is σ = 230087520. Its totient is φ = 47704800.

The previous prime is 121085693. The next prime is 121085753. The reversal of 121085750 is 57580121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121085753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13136 + ... + 20364.

It is an arithmetic number, because the mean of its divisors is an integer number (7190235).

Almost surely, 2^121085750 is an apocalyptic number.

121085750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121085750 is a deficient number, since it is larger than the sum of its proper divisors (109001770).

121085750 is an equidigital number, since it uses as much as digits as its factorization.

121085750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7313 (or 7303 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 29.

The square root of 121085750 is about 11003.8970369592. The cubic root of 121085750 is about 494.7255561287.

The spelling of 121085750 in words is "one hundred twenty-one million, eighty-five thousand, seven hundred fifty".