26152631 has 2 divisors, whose sum is σ = 26152632. Its totient is φ = 26152630.

The previous prime is 26152603. The next prime is 26152639. The reversal of 26152631 is 13625162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26152631 - 2¹⁴ = 26136247 is a prime.

It is a super-2 number, since 2×26152631² = 1367920216444322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26152631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26152639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13076315 + 13076316.

It is an arithmetic number, because the mean of its divisors is an integer number (13076316).

Almost surely, 2^26152631 is an apocalyptic number.

26152631 is a deficient number, since it is larger than the sum of its proper divisors (1).

26152631 is an equidigital number, since it uses as much as digits as its factorization.

26152631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

The square root of 26152631 is about 5113.9643135243. The cubic root of 26152631 is about 296.8281796671.

Adding to 26152631 its reverse (13625162), we get a palindrome (39777793).

The spelling of 26152631 in words is "twenty-six million, one hundred fifty-two thousand, six hundred thirty-one".