2155132151 has 2 divisors, whose sum is σ = 2155132152. Its totient is φ = 2155132150.

The previous prime is 2155132097. The next prime is 2155132157. The reversal of 2155132151 is 1512315512.

2155132151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2155132151 - 2¹⁸ = 2154870007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2155132151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2155132157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077566075 + 1077566076.

It is an arithmetic number, because the mean of its divisors is an integer number (1077566076).

Almost surely, 2^2155132151 is an apocalyptic number.

2155132151 is a deficient number, since it is larger than the sum of its proper divisors (1).

2155132151 is an equidigital number, since it uses as much as digits as its factorization.

2155132151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1500, while the sum is 26.

The square root of 2155132151 is about 46423.4008986847. The cubic root of 2155132151 is about 1291.6890222663.

Adding to 2155132151 its reverse (1512315512), we get a palindrome (3667447663).

The spelling of 2155132151 in words is "two billion, one hundred fifty-five million, one hundred thirty-two thousand, one hundred fifty-one".