1423019265 has 16 divisors (see below), whose sum is σ = 2282784768. Its totient is φ = 756958976.

The previous prime is 1423019251. The next prime is 1423019281. The reversal of 1423019265 is 5629103241.

It is a cyclic number.

It is not a de Polignac number, because 1423019265 - 2⁴ = 1423019249 is a prime.

It is a super-2 number, since 2×1423019265² = 4049967657122280450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118104 + ... + 129593.

It is an arithmetic number, because the mean of its divisors is an integer number (142674048).

Almost surely, 2^1423019265 is an apocalyptic number.

1423019265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1423019265 is a deficient number, since it is larger than the sum of its proper divisors (859765503).

1423019265 is a wasteful number, since it uses less digits than its factorization.

1423019265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248088.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1423019265 is about 37722.9275772706. The cubic root of 1423019265 is about 1124.7869265603.

The spelling of 1423019265 in words is "one billion, four hundred twenty-three million, nineteen thousand, two hundred sixty-five".