60913999 has 2 divisors, whose sum is σ = 60914000. Its totient is φ = 60913998.

The previous prime is 60913973. The next prime is 60914023. The reversal of 60913999 is 99931906.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60913999 - 2⁵ = 60913967 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60913939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30456999 + 30457000.

It is an arithmetic number, because the mean of its divisors is an integer number (30457000).

Almost surely, 2^60913999 is an apocalyptic number.

60913999 is a deficient number, since it is larger than the sum of its proper divisors (1).

60913999 is an equidigital number, since it uses as much as digits as its factorization.

60913999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 118098, while the sum is 46.

The square root of 60913999 is about 7804.7420841435. The cubic root of 60913999 is about 393.4646352952.

The spelling of 60913999 in words is "sixty million, nine hundred thirteen thousand, nine hundred ninety-nine".