120971498 has 4 divisors (see below), whose sum is σ = 181457250. Its totient is φ = 60485748.

The previous prime is 120971497. The next prime is 120971509. The reversal of 120971498 is 894179021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 894179021 = 16063 ⋅55667.

It can be written as a sum of positive squares in only one way, i.e., 118091689 + 2879809 = 10867^2 + 1697^2 .

It is not an unprimeable number, because it can be changed into a prime (120971497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30242873 + ... + 30242876.

Almost surely, 2^120971498 is an apocalyptic number.

120971498 is a deficient number, since it is larger than the sum of its proper divisors (60485752).

120971498 is an equidigital number, since it uses as much as digits as its factorization.

120971498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60485751.

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 120971498 is about 10998.7043782438. The cubic root of 120971498 is about 494.5699056321.

The spelling of 120971498 in words is "one hundred twenty million, nine hundred seventy-one thousand, four hundred ninety-eight".