60320431 has 2 divisors, whose sum is σ = 60320432. Its totient is φ = 60320430.

The previous prime is 60320419. The next prime is 60320453. The reversal of 60320431 is 13402306.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60320431 is a prime.

It is a super-2 number, since 2×60320431² = 7277108792051522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 60320399 and 60320408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60320401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30160215 + 30160216.

It is an arithmetic number, because the mean of its divisors is an integer number (30160216).

Almost surely, 2^60320431 is an apocalyptic number.

60320431 is a deficient number, since it is larger than the sum of its proper divisors (1).

60320431 is an equidigital number, since it uses as much as digits as its factorization.

60320431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 60320431 is about 7766.6228825661. The cubic root of 60320431 is about 392.1824410209.

Adding to 60320431 its reverse (13402306), we get a palindrome (73722737).

The spelling of 60320431 in words is "sixty million, three hundred twenty thousand, four hundred thirty-one".