1265032234 has 4 divisors (see below), whose sum is σ = 1897548354. Its totient is φ = 632516116.

The previous prime is 1265032207. The next prime is 1265032261. The reversal of 1265032234 is 4322305621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4322305621 = 47581 ⋅90841.

It is an interprime number because it is at equal distance from previous prime (1265032207) and next prime (1265032261).

It can be written as a sum of positive squares in only one way, i.e., 1260037009 + 4995225 = 35497^2 + 2235^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316258057 + ... + 316258060.

Almost surely, 2^1265032234 is an apocalyptic number.

1265032234 is a deficient number, since it is larger than the sum of its proper divisors (632516120).

1265032234 is an equidigital number, since it uses as much as digits as its factorization.

1265032234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632516119.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 1265032234 is about 35567.2916314976. The cubic root of 1265032234 is about 1081.5182789626.

Adding to 1265032234 its reverse (4322305621), we get a palindrome (5587337855).

The spelling of 1265032234 in words is "one billion, two hundred sixty-five million, thirty-two thousand, two hundred thirty-four".