50725151 has 2 divisors, whose sum is σ = 50725152. Its totient is φ = 50725150.

The previous prime is 50725139. The next prime is 50725163. The reversal of 50725151 is 15152705.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (50725139) and next prime (50725163).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50725151 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50725151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50725751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25362575 + 25362576.

It is an arithmetic number, because the mean of its divisors is an integer number (25362576).

Almost surely, 2^50725151 is an apocalyptic number.

50725151 is a deficient number, since it is larger than the sum of its proper divisors (1).

50725151 is an equidigital number, since it uses as much as digits as its factorization.

50725151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1750, while the sum is 26.

The square root of 50725151 is about 7122.1591529535. The cubic root of 50725151 is about 370.1755947635.

Adding to 50725151 its reverse (15152705), we get a palindrome (65877856).

The spelling of 50725151 in words is "fifty million, seven hundred twenty-five thousand, one hundred fifty-one".