120346489 has 4 divisors (see below), whose sum is σ = 122386320. Its totient is φ = 118306660.

The previous prime is 120346487. The next prime is 120346507. The reversal of 120346489 is 984643021.

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 120346489 - 2¹ = 120346487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120346481) 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, 1019827 + ... + 1019944.

It is an arithmetic number, because the mean of its divisors is an integer number (30596580).

Almost surely, 2^120346489 is an apocalyptic number.

It is an amenable number.

120346489 is a deficient number, since it is larger than the sum of its proper divisors (2039831).

120346489 is an equidigital number, since it uses as much as digits as its factorization.

120346489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039830.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 120346489 is about 10970.2547372429. The cubic root of 120346489 is about 493.7166894368.

The spelling of 120346489 in words is "one hundred twenty million, three hundred forty-six thousand, four hundred eighty-nine".