153942983 has 2 divisors, whose sum is σ = 153942984. Its totient is φ = 153942982.

The previous prime is 153942953. The next prime is 153943003. The reversal of 153942983 is 389249351.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 153942983 - 2⁸ = 153942727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153942953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76971491 + 76971492.

It is an arithmetic number, because the mean of its divisors is an integer number (76971492).

Almost surely, 2^153942983 is an apocalyptic number.

153942983 is a deficient number, since it is larger than the sum of its proper divisors (1).

153942983 is an equidigital number, since it uses as much as digits as its factorization.

153942983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 44.

The square root of 153942983 is about 12407.3761529181. The cubic root of 153942983 is about 535.9446819999.

The spelling of 153942983 in words is "one hundred fifty-three million, nine hundred forty-two thousand, nine hundred eighty-three".