120431 has 2 divisors, whose sum is σ = 120432. Its totient is φ = 120430.

The previous prime is 120427. The next prime is 120473. The reversal of 120431 is 134021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120431 - 2² = 120427 is a prime.

It is a super-2 number, since 2×120431² = 29007251522, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60215 + 60216.

It is an arithmetic number, because the mean of its divisors is an integer number (60216).

2¹²⁰⁴³¹ is an apocalyptic number.

120431 is a deficient number, since it is larger than the sum of its proper divisors (1).

120431 is an equidigital number, since it uses as much as digits as its factorization.

120431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 120431 is about 347.0316988403. The cubic root of 120431 is about 49.3832230069.

Adding to 120431 its reverse (134021), we get a palindrome (254452).

The spelling of 120431 in words is "one hundred twenty thousand, four hundred thirty-one".