1264103433 has 6 divisors (see below), whose sum is σ = 1825927194. Its totient is φ = 842735616.

The previous prime is 1264103429. The next prime is 1264103443. The reversal of 1264103433 is 3343014621.

1264103433 is a `hidden beast` number, since 12 + 641 + 0 + 3 + 4 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1048982544 + 215120889 = 32388^2 + 14667^2 .

It is not a de Polignac number, because 1264103433 - 2² = 1264103429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1264103397 and 1264103406.

It is not an unprimeable number, because it can be changed into a prime (1264103413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70227960 + ... + 70227977.

It is an arithmetic number, because the mean of its divisors is an integer number (304321199).

Almost surely, 2^1264103433 is an apocalyptic number.

It is an amenable number.

1264103433 is a deficient number, since it is larger than the sum of its proper divisors (561823761).

1264103433 is a wasteful number, since it uses less digits than its factorization.

1264103433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140455943 (or 140455940 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 1264103433 is about 35554.2322797160. The cubic root of 1264103433 is about 1081.2535264990.

The spelling of 1264103433 in words is "one billion, two hundred sixty-four million, one hundred three thousand, four hundred thirty-three".