15161423 has 2 divisors, whose sum is σ = 15161424. Its totient is φ = 15161422.

The previous prime is 15161381. The next prime is 15161437. The reversal of 15161423 is 32416151.

It is a strong prime.

It is an emirp because it is prime and its reverse (32416151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15161423 - 2⁶ = 15161359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15161483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7580711 + 7580712.

It is an arithmetic number, because the mean of its divisors is an integer number (7580712).

Almost surely, 2^15161423 is an apocalyptic number.

15161423 is a deficient number, since it is larger than the sum of its proper divisors (1).

15161423 is an equidigital number, since it uses as much as digits as its factorization.

15161423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 23.

The square root of 15161423 is about 3893.7671989989. The cubic root of 15161423 is about 247.5027269026.

Adding to 15161423 its reverse (32416151), we get a palindrome (47577574).

The spelling of 15161423 in words is "fifteen million, one hundred sixty-one thousand, four hundred twenty-three".