2501547013 has 4 divisors (see below), whose sum is σ = 2858910880. Its totient is φ = 2144183148.

The previous prime is 2501547001. The next prime is 2501547031. The reversal of 2501547013 is 3107451052.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2501547013 - 2¹³ = 2501538821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501547913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178681923 + ... + 178681936.

It is an arithmetic number, because the mean of its divisors is an integer number (714727720).

Almost surely, 2^2501547013 is an apocalyptic number.

It is an amenable number.

2501547013 is a deficient number, since it is larger than the sum of its proper divisors (357363867).

2501547013 is an equidigital number, since it uses as much as digits as its factorization.

2501547013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357363866.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 2501547013 is about 50015.4677374910. The cubic root of 2501547013 is about 1357.4886998620.

Adding to 2501547013 its reverse (3107451052), we get a palindrome (5608998065).

The spelling of 2501547013 in words is "two billion, five hundred one million, five hundred forty-seven thousand, thirteen".