1435494023 has 4 divisors (see below), whose sum is σ = 1511046360. Its totient is φ = 1359941688.

The previous prime is 1435494017. The next prime is 1435494043. The reversal of 1435494023 is 3204945341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3204945341 = 13 ⋅246534257.

It is a cyclic number.

It is not a de Polignac number, because 1435494023 - 2⁴ = 1435494007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1435494043) 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, 37776140 + ... + 37776177.

It is an arithmetic number, because the mean of its divisors is an integer number (377761590).

Almost surely, 2^1435494023 is an apocalyptic number.

1435494023 is a deficient number, since it is larger than the sum of its proper divisors (75552337).

1435494023 is an equidigital number, since it uses as much as digits as its factorization.

1435494023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75552336.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 1435494023 is about 37887.9139436312. The cubic root of 1435494023 is about 1128.0641465353.

The spelling of 1435494023 in words is "one billion, four hundred thirty-five million, four hundred ninety-four thousand, twenty-three".