1423016527 has 4 divisors (see below), whose sum is σ = 1430966520. Its totient is φ = 1415066536.

The previous prime is 1423016489. The next prime is 1423016549. The reversal of 1423016527 is 7256103241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1423016527 is a prime.

It is a super-2 number, since 2×1423016527² = 4049952072230283458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423016327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3974728 + ... + 3975085.

It is an arithmetic number, because the mean of its divisors is an integer number (357741630).

Almost surely, 2^1423016527 is an apocalyptic number.

1423016527 is a deficient number, since it is larger than the sum of its proper divisors (7949993).

1423016527 is an equidigital number, since it uses as much as digits as its factorization.

1423016527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7949992.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 1423016527 is about 37722.8912863264. The cubic root of 1423016527 is about 1124.7862051673.

Adding to 1423016527 its reverse (7256103241), we get a palindrome (8679119768).

The spelling of 1423016527 in words is "one billion, four hundred twenty-three million, sixteen thousand, five hundred twenty-seven".