120971429 has 4 divisors (see below), whose sum is σ = 120998976. Its totient is φ = 120943884.

The previous prime is 120971401. The next prime is 120971449. The reversal of 120971429 is 924179021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120971429 - 2⁸ = 120971173 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120971449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5549 + ... + 16514.

It is an arithmetic number, because the mean of its divisors is an integer number (30249744).

Almost surely, 2^120971429 is an apocalyptic number.

It is an amenable number.

120971429 is a deficient number, since it is larger than the sum of its proper divisors (27547).

120971429 is an equidigital number, since it uses as much as digits as its factorization.

120971429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27546.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 120971429 is about 10998.7012415103. The cubic root of 120971429 is about 494.5698116008.

The spelling of 120971429 in words is "one hundred twenty million, nine hundred seventy-one thousand, four hundred twenty-nine".