151173133 has 2 divisors, whose sum is σ = 151173134. Its totient is φ = 151173132.

The previous prime is 151173091. The next prime is 151173137. The reversal of 151173133 is 331371151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116575209 + 34597924 = 10797^2 + 5882^2 .

It is a cyclic number.

It is not a de Polignac number, because 151173133 - 2¹³ = 151164941 is a prime.

It is a super-2 number, since 2×151173133² = 45706632282071378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 151173098 and 151173107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151173137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75586566 + 75586567.

It is an arithmetic number, because the mean of its divisors is an integer number (75586567).

Almost surely, 2^151173133 is an apocalyptic number.

It is an amenable number.

151173133 is a deficient number, since it is larger than the sum of its proper divisors (1).

151173133 is an equidigital number, since it uses as much as digits as its factorization.

151173133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 945, while the sum is 25.

The square root of 151173133 is about 12295.2483911469. The cubic root of 151173133 is about 532.7108445245.

The spelling of 151173133 in words is "one hundred fifty-one million, one hundred seventy-three thousand, one hundred thirty-three".