1423565051 has 2 divisors, whose sum is σ = 1423565052. Its totient is φ = 1423565050.

The previous prime is 1423565029. The next prime is 1423565053. The reversal of 1423565051 is 1505653241.

It is a strong prime.

It is an emirp because it is prime and its reverse (1505653241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1423565051 - 2¹⁰ = 1423564027 is a prime.

Together with 1423565053, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1423564999 and 1423565017.

It is not a weakly prime, because it can be changed into another prime (1423565053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711782525 + 711782526.

It is an arithmetic number, because the mean of its divisors is an integer number (711782526).

Almost surely, 2^1423565051 is an apocalyptic number.

1423565051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423565051 is an equidigital number, since it uses as much as digits as its factorization.

1423565051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 1423565051 is about 37730.1610253654. The cubic root of 1423565051 is about 1124.9307087529.

The spelling of 1423565051 in words is "one billion, four hundred twenty-three million, five hundred sixty-five thousand, fifty-one".