1102552251 has 4 divisors (see below), whose sum is σ = 1470069672. Its totient is φ = 735034832.

The previous prime is 1102552249. The next prime is 1102552267. The reversal of 1102552251 is 1522552011.

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 1102552251 - 2¹ = 1102552249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1102552291) 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, 183758706 + ... + 183758711.

It is an arithmetic number, because the mean of its divisors is an integer number (367517418).

Almost surely, 2^1102552251 is an apocalyptic number.

1102552251 is a deficient number, since it is larger than the sum of its proper divisors (367517421).

1102552251 is an equidigital number, since it uses as much as digits as its factorization.

1102552251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367517420.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 1102552251 is about 33204.7022423030. The cubic root of 1102552251 is about 1033.0778739187.

The spelling of 1102552251 in words is "one billion, one hundred two million, five hundred fifty-two thousand, two hundred fifty-one".