157673603 has 2 divisors, whose sum is σ = 157673604. Its totient is φ = 157673602.

The previous prime is 157673587. The next prime is 157673617. The reversal of 157673603 is 306376751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157673603 - 2⁴ = 157673587 is a prime.

It is not a weakly prime, because it can be changed into another prime (157673653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78836801 + 78836802.

It is an arithmetic number, because the mean of its divisors is an integer number (78836802).

Almost surely, 2^157673603 is an apocalyptic number.

157673603 is a deficient number, since it is larger than the sum of its proper divisors (1).

157673603 is an equidigital number, since it uses as much as digits as its factorization.

157673603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 157673603 is about 12556.8150022209. The cubic root of 157673603 is about 540.2394948179.

The spelling of 157673603 in words is "one hundred fifty-seven million, six hundred seventy-three thousand, six hundred three".