157673753 has 2 divisors, whose sum is σ = 157673754. Its totient is φ = 157673752.

The previous prime is 157673743. The next prime is 157673771. The reversal of 157673753 is 357376751.

157673753 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150872089 + 6801664 = 12283^2 + 2608^2 .

It is an emirp because it is prime and its reverse (357376751) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 157673753 - 2¹⁰ = 157672729 is a prime.

It is a super-2 number, since 2×157673753² = 49722024770210018, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (157673743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78836876 + 78836877.

It is an arithmetic number, because the mean of its divisors is an integer number (78836877).

Almost surely, 2^157673753 is an apocalyptic number.

It is an amenable number.

157673753 is a deficient number, since it is larger than the sum of its proper divisors (1).

157673753 is an equidigital number, since it uses as much as digits as its factorization.

157673753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 463050, while the sum is 44.

The square root of 157673753 is about 12556.8209750717. The cubic root of 157673753 is about 540.2396661336.

The spelling of 157673753 in words is "one hundred fifty-seven million, six hundred seventy-three thousand, seven hundred fifty-three".