73701157 has 2 divisors, whose sum is σ = 73701158. Its totient is φ = 73701156.

The previous prime is 73701127. The next prime is 73701161. The reversal of 73701157 is 75110737.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57062916 + 16638241 = 7554^2 + 4079^2 .

It is a cyclic number.

It is not a de Polignac number, because 73701157 - 2¹⁵ = 73668389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73701127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36850578 + 36850579.

It is an arithmetic number, because the mean of its divisors is an integer number (36850579).

Almost surely, 2^73701157 is an apocalyptic number.

It is an amenable number.

73701157 is a deficient number, since it is larger than the sum of its proper divisors (1).

73701157 is an equidigital number, since it uses as much as digits as its factorization.

73701157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5145, while the sum is 31.

The square root of 73701157 is about 8584.9377982604. The cubic root of 73701157 is about 419.2677281801.

The spelling of 73701157 in words is "seventy-three million, seven hundred one thousand, one hundred fifty-seven".