1423791075 has 48 divisors (see below), whose sum is σ = 2703247616. Its totient is φ = 647740800.

The previous prime is 1423791059. The next prime is 1423791079. The reversal of 1423791075 is 5701973241.

It is not a de Polignac number, because 1423791075 - 2⁴ = 1423791059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1423791079) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104349 + ... + 117201.

Almost surely, 2^1423791075 is an apocalyptic number.

1423791075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1423791075 is a deficient number, since it is larger than the sum of its proper divisors (1279456541).

1423791075 is a wasteful number, since it uses less digits than its factorization.

1423791075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13084 (or 13079 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 1423791075 is about 37733.1561759681. The cubic root of 1423791075 is about 1124.9902418907.

The spelling of 1423791075 in words is "one billion, four hundred twenty-three million, seven hundred ninety-one thousand, seventy-five".