4172640503 has 2 divisors, whose sum is σ = 4172640504. Its totient is φ = 4172640502.

The previous prime is 4172640487. The next prime is 4172640569. The reversal of 4172640503 is 3050462714.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4172640503 - 2⁴ = 4172640487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4172640503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4172610503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2086320251 + 2086320252.

It is an arithmetic number, because the mean of its divisors is an integer number (2086320252).

Almost surely, 2^4172640503 is an apocalyptic number.

4172640503 is a deficient number, since it is larger than the sum of its proper divisors (1).

4172640503 is an equidigital number, since it uses as much as digits as its factorization.

4172640503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 4172640503 is about 64595.9790002443. The cubic root of 4172640503 is about 1609.9176305223.

The spelling of 4172640503 in words is "four billion, one hundred seventy-two million, six hundred forty thousand, five hundred three".