47025311 has 2 divisors, whose sum is σ = 47025312. Its totient is φ = 47025310.

The previous prime is 47025299. The next prime is 47025313. The reversal of 47025311 is 11352074.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47025311 is a prime.

It is a super-2 number, since 2×47025311² = 4422759749293442, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 47025313, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_2833115 and since 47025311 and 2833115 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47025313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23512655 + 23512656.

It is an arithmetic number, because the mean of its divisors is an integer number (23512656).

Almost surely, 2^47025311 is an apocalyptic number.

47025311 is a deficient number, since it is larger than the sum of its proper divisors (1).

47025311 is an equidigital number, since it uses as much as digits as its factorization.

47025311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 47025311 is about 6857.5003463361. The cubic root of 47025311 is about 360.9473786556.

Adding to 47025311 its reverse (11352074), we get a palindrome (58377385).

The spelling of 47025311 in words is "forty-seven million, twenty-five thousand, three hundred eleven".