6162138149 has 2 divisors, whose sum is σ = 6162138150. Its totient is φ = 6162138148.

The previous prime is 6162138061. The next prime is 6162138179. The reversal of 6162138149 is 9418312616.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6148128100 + 14010049 = 78410^2 + 3743^2 .

It is a cyclic number.

It is not a de Polignac number, because 6162138149 - 2¹² = 6162134053 is a prime.

It is a super-2 number, since 2×6162138149² = 75943893134722292402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6162138179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3081069074 + 3081069075.

It is an arithmetic number, because the mean of its divisors is an integer number (3081069075).

Almost surely, 2^6162138149 is an apocalyptic number.

It is an amenable number.

6162138149 is a deficient number, since it is larger than the sum of its proper divisors (1).

6162138149 is an equidigital number, since it uses as much as digits as its factorization.

6162138149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 41.

The square root of 6162138149 is about 78499.2875700156. The cubic root of 6162138149 is about 1833.3433609112.

The spelling of 6162138149 in words is "six billion, one hundred sixty-two million, one hundred thirty-eight thousand, one hundred forty-nine".