26125451 has 4 divisors (see below), whose sum is σ = 28500504. Its totient is φ = 23750400.

The previous prime is 26125427. The next prime is 26125457. The reversal of 26125451 is 15452162.

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 26125451 - 2¹⁴ = 26109067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26125451.

It is not an unprimeable number, because it can be changed into a prime (26125457) 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, 1187510 + ... + 1187531.

It is an arithmetic number, because the mean of its divisors is an integer number (7125126).

Almost surely, 2^26125451 is an apocalyptic number.

26125451 is a deficient number, since it is larger than the sum of its proper divisors (2375053).

26125451 is a wasteful number, since it uses less digits than its factorization.

26125451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2375052.

The product of its digits is 2400, while the sum is 26.

The square root of 26125451 is about 5111.3061931369. The cubic root of 26125451 is about 296.7253144723.

Subtracting from 26125451 its reverse (15452162), we obtain a square (10673289 = 3267²).

The spelling of 26125451 in words is "twenty-six million, one hundred twenty-five thousand, four hundred fifty-one".