1265480054 has 16 divisors (see below), whose sum is σ = 1935085248. Its totient is φ = 620535432.

The previous prime is 1265480011. The next prime is 1265480057. The reversal of 1265480054 is 4500845621.

It is a junction number, because it is equal to n+sod(n) for n = 1265479996 and 1265480023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1265480057) 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, 9617 + ... + 51219.

It is an arithmetic number, because the mean of its divisors is an integer number (120942828).

Almost surely, 2^1265480054 is an apocalyptic number.

1265480054 is a deficient number, since it is larger than the sum of its proper divisors (669605194).

1265480054 is a wasteful number, since it uses less digits than its factorization.

1265480054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41899.

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 1265480054 is about 35573.5864652413. The cubic root of 1265480054 is about 1081.6458826615.

The spelling of 1265480054 in words is "one billion, two hundred sixty-five million, four hundred eighty thousand, fifty-four".