25831411 has 2 divisors, whose sum is σ = 25831412. Its totient is φ = 25831410.

The previous prime is 25831397. The next prime is 25831417. The reversal of 25831411 is 11413852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25831411 - 2¹³ = 25823219 is a prime.

It is not a weakly prime, because it can be changed into another prime (25831417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12915705 + 12915706.

It is an arithmetic number, because the mean of its divisors is an integer number (12915706).

Almost surely, 2^25831411 is an apocalyptic number.

25831411 is a deficient number, since it is larger than the sum of its proper divisors (1).

25831411 is an equidigital number, since it uses as much as digits as its factorization.

25831411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 25.

The square root of 25831411 is about 5082.4611164277. The cubic root of 25831411 is about 295.6079047218.

The spelling of 25831411 in words is "twenty-five million, eight hundred thirty-one thousand, four hundred eleven".