1351033023 has 4 divisors (see below), whose sum is σ = 1801377368. Its totient is φ = 900688680.

The previous prime is 1351033009. The next prime is 1351033037. The reversal of 1351033023 is 3203301531.

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

It is an interprime number because it is at equal distance from previous prime (1351033009) and next prime (1351033037).

It is not a de Polignac number, because 1351033023 - 2⁴ = 1351033007 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 (1351033043) 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, 225172168 + ... + 225172173.

It is an arithmetic number, because the mean of its divisors is an integer number (450344342).

Almost surely, 2^1351033023 is an apocalyptic number.

1351033023 is a deficient number, since it is larger than the sum of its proper divisors (450344345).

1351033023 is an equidigital number, since it uses as much as digits as its factorization.

1351033023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450344344.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 1351033023 is about 36756.4011159961. The cubic root of 1351033023 is about 1105.4912806274.

Adding to 1351033023 its reverse (3203301531), we get a palindrome (4554334554).

The spelling of 1351033023 in words is "one billion, three hundred fifty-one million, thirty-three thousand, twenty-three".