2132555197 has 2 divisors, whose sum is σ = 2132555198. Its totient is φ = 2132555196.

The previous prime is 2132555137. The next prime is 2132555203. The reversal of 2132555197 is 7915552312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1436334201 + 696220996 = 37899^2 + 26386^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132555197 - 2¹⁵ = 2132522429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2132555137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066277598 + 1066277599.

It is an arithmetic number, because the mean of its divisors is an integer number (1066277599).

Almost surely, 2^2132555197 is an apocalyptic number.

It is an amenable number.

2132555197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2132555197 is an equidigital number, since it uses as much as digits as its factorization.

2132555197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94500, while the sum is 40.

The square root of 2132555197 is about 46179.5971939990. The cubic root of 2132555197 is about 1287.1626432800.

The spelling of 2132555197 in words is "two billion, one hundred thirty-two million, five hundred fifty-five thousand, one hundred ninety-seven".