11253877247 has 4 divisors (see below), whose sum is σ = 11254991520. Its totient is φ = 11252762976.

The previous prime is 11253877237. The next prime is 11253877273. The reversal of 11253877247 is 74277835211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11253877247 - 2⁶ = 11253877183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11253877237) 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, 541847 + ... + 562232.

It is an arithmetic number, because the mean of its divisors is an integer number (2813747880).

Almost surely, 2^11253877247 is an apocalyptic number.

11253877247 is a deficient number, since it is larger than the sum of its proper divisors (1114273).

11253877247 is a wasteful number, since it uses less digits than its factorization.

11253877247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114272.

The product of its digits is 658560, while the sum is 47.

The spelling of 11253877247 in words is "eleven billion, two hundred fifty-three million, eight hundred seventy-seven thousand, two hundred forty-seven".