136225051 has 4 divisors (see below), whose sum is σ = 136376152. Its totient is φ = 136073952.

The previous prime is 136225049. The next prime is 136225087. The reversal of 136225051 is 150522631.

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 136225051 - 2¹ = 136225049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136225451) 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, 74190 + ... + 76003.

It is an arithmetic number, because the mean of its divisors is an integer number (34094038).

Almost surely, 2^136225051 is an apocalyptic number.

136225051 is a deficient number, since it is larger than the sum of its proper divisors (151101).

136225051 is an equidigital number, since it uses as much as digits as its factorization.

136225051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151100.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 136225051 is about 11671.5487832592. The cubic root of 136225051 is about 514.5398233252.

Adding to 136225051 its reverse (150522631), we get a palindrome (286747682).

The spelling of 136225051 in words is "one hundred thirty-six million, two hundred twenty-five thousand, fifty-one".