2505503629 has 2 divisors, whose sum is σ = 2505503630. Its totient is φ = 2505503628.

The previous prime is 2505503603. The next prime is 2505503657. The reversal of 2505503629 is 9263055052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2215584900 + 289918729 = 47070^2 + 17027^2 .

It is a cyclic number.

It is not a de Polignac number, because 2505503629 - 2¹³ = 2505495437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2505501629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252751814 + 1252751815.

It is an arithmetic number, because the mean of its divisors is an integer number (1252751815).

Almost surely, 2^2505503629 is an apocalyptic number.

It is an amenable number.

2505503629 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505503629 is an equidigital number, since it uses as much as digits as its factorization.

2505503629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 2505503629 is about 50055.0060333629. The cubic root of 2505503629 is about 1358.2040215173.

The spelling of 2505503629 in words is "two billion, five hundred five million, five hundred three thousand, six hundred twenty-nine".