3030400157 has 2 divisors, whose sum is σ = 3030400158. Its totient is φ = 3030400156.

The previous prime is 3030400141. The next prime is 3030400171. The reversal of 3030400157 is 7510040303.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2073982681 + 956417476 = 45541^2 + 30926^2 .

It is a cyclic number.

It is not a de Polignac number, because 3030400157 - 2⁴ = 3030400141 is a prime.

It is a super-2 number, since 2×3030400157² = 18366650223091249298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3030400187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1515200078 + 1515200079.

It is an arithmetic number, because the mean of its divisors is an integer number (1515200079).

Almost surely, 2^3030400157 is an apocalyptic number.

It is an amenable number.

3030400157 is a deficient number, since it is larger than the sum of its proper divisors (1).

3030400157 is an equidigital number, since it uses as much as digits as its factorization.

3030400157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 3030400157 is about 55049.0704462846. The cubic root of 3030400157 is about 1447.1048306847.

The spelling of 3030400157 in words is "three billion, thirty million, four hundred thousand, one hundred fifty-seven".