225454051 has 4 divisors (see below), whose sum is σ = 238716072. Its totient is φ = 212192032.

The previous prime is 225454049. The next prime is 225454079. The reversal of 225454051 is 150454522.

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 225454051 - 2¹ = 225454049 is a prime.

It is a super-2 number, since 2×225454051² = 101659058224621202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225454451) 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, 6630985 + ... + 6631018.

It is an arithmetic number, because the mean of its divisors is an integer number (59679018).

Almost surely, 2^225454051 is an apocalyptic number.

225454051 is a deficient number, since it is larger than the sum of its proper divisors (13262021).

225454051 is a wasteful number, since it uses less digits than its factorization.

225454051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13262020.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 225454051 is about 15015.1274053869. The cubic root of 225454051 is about 608.6290550118.

It can be divided in two parts, 225 and 454051, that added together give a square (454276 = 674²).

The spelling of 225454051 in words is "two hundred twenty-five million, four hundred fifty-four thousand, fifty-one".