1423315051 has 2 divisors, whose sum is σ = 1423315052. Its totient is φ = 1423315050.

The previous prime is 1423315031. The next prime is 1423315067. The reversal of 1423315051 is 1505133241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1423315051 - 2⁷ = 1423314923 is a prime.

It is not a weakly prime, because it can be changed into another prime (1423315031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711657525 + 711657526.

It is an arithmetic number, because the mean of its divisors is an integer number (711657526).

Almost surely, 2^1423315051 is an apocalyptic number.

1423315051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423315051 is an equidigital number, since it uses as much as digits as its factorization.

1423315051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1423315051 is about 37726.8478805214. The cubic root of 1423315051 is about 1124.8648531646.

Adding to 1423315051 its reverse (1505133241), we get a palindrome (2928448292).

The spelling of 1423315051 in words is "one billion, four hundred twenty-three million, three hundred fifteen thousand, fifty-one".