2249551903 has 2 divisors, whose sum is σ = 2249551904. Its totient is φ = 2249551902.

The previous prime is 2249551901. The next prime is 2249551951. The reversal of 2249551903 is 3091559422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2249551903 - 2¹ = 2249551901 is a prime.

Together with 2249551901, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2249551901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1124775951 + 1124775952.

It is an arithmetic number, because the mean of its divisors is an integer number (1124775952).

Almost surely, 2^2249551903 is an apocalyptic number.

2249551903 is a deficient number, since it is larger than the sum of its proper divisors (1).

2249551903 is an equidigital number, since it uses as much as digits as its factorization.

2249551903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 2249551903 is about 47429.4413102242. The cubic root of 2249551903 is about 1310.2837027101.

The spelling of 2249551903 in words is "two billion, two hundred forty-nine million, five hundred fifty-one thousand, nine hundred three".