2251402459 has 2 divisors, whose sum is σ = 2251402460. Its totient is φ = 2251402458.

The previous prime is 2251402453. The next prime is 2251402477. The reversal of 2251402459 is 9542041522.

It is a happy number.

2251402459 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2251402459 - 2¹³ = 2251394267 is a prime.

It is not a weakly prime, because it can be changed into another prime (2251402453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125701229 + 1125701230.

It is an arithmetic number, because the mean of its divisors is an integer number (1125701230).

Almost surely, 2^2251402459 is an apocalyptic number.

2251402459 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251402459 is an equidigital number, since it uses as much as digits as its factorization.

2251402459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 2251402459 is about 47448.9458154762. The cubic root of 2251402459 is about 1310.6428985088.

The spelling of 2251402459 in words is "two billion, two hundred fifty-one million, four hundred two thousand, four hundred fifty-nine".