2154132503 has 2 divisors, whose sum is σ = 2154132504. Its totient is φ = 2154132502.

The previous prime is 2154132493. The next prime is 2154132511. The reversal of 2154132503 is 3052314512.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2154132503 - 2²⁴ = 2137355287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2154132523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077066251 + 1077066252.

It is an arithmetic number, because the mean of its divisors is an integer number (1077066252).

Almost surely, 2^2154132503 is an apocalyptic number.

2154132503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2154132503 is an equidigital number, since it uses as much as digits as its factorization.

2154132503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2154132503 is about 46412.6330108517. The cubic root of 2154132503 is about 1291.4892767360.

The spelling of 2154132503 in words is "two billion, one hundred fifty-four million, one hundred thirty-two thousand, five hundred three".