2503462921 has 2 divisors, whose sum is σ = 2503462922. Its totient is φ = 2503462920.

The previous prime is 2503462919. The next prime is 2503462931. The reversal of 2503462921 is 1292643052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1409176521 + 1094286400 = 37539^2 + 33080^2 .

It is a cyclic number.

It is not a de Polignac number, because 2503462921 - 2¹ = 2503462919 is a prime.

Together with 2503462919, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2503462901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251731460 + 1251731461.

It is an arithmetic number, because the mean of its divisors is an integer number (1251731461).

Almost surely, 2^2503462921 is an apocalyptic number.

It is an amenable number.

2503462921 is a deficient number, since it is larger than the sum of its proper divisors (1).

2503462921 is an equidigital number, since it uses as much as digits as its factorization.

2503462921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 2503462921 is about 50034.6172264763. The cubic root of 2503462921 is about 1357.8351734305.

The spelling of 2503462921 in words is "two billion, five hundred three million, four hundred sixty-two thousand, nine hundred twenty-one".