1232451263 has 8 divisors (see below), whose sum is σ = 1253201040. Its totient is φ = 1211855040.

The previous prime is 1232451257. The next prime is 1232451277. The reversal of 1232451263 is 3621542321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1232451263 - 2⁴ = 1232451247 is a prime.

It is a super-2 number, since 2×1232451263² = 3037872231340590338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232451203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22145 + ... + 54362.

It is an arithmetic number, because the mean of its divisors is an integer number (156650130).

Almost surely, 2^1232451263 is an apocalyptic number.

1232451263 is a deficient number, since it is larger than the sum of its proper divisors (20749777).

1232451263 is an equidigital number, since it uses as much as digits as its factorization.

1232451263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76777.

The product of its digits is 8640, while the sum is 29.

The square root of 1232451263 is about 35106.2852349832. The cubic root of 1232451263 is about 1072.1525546680.

Adding to 1232451263 its reverse (3621542321), we get a palindrome (4853993584).

The spelling of 1232451263 in words is "one billion, two hundred thirty-two million, four hundred fifty-one thousand, two hundred sixty-three".