1260406052 has 12 divisors (see below), whose sum is σ = 2206189440. Its totient is φ = 630066216.

The previous prime is 1260405997. The next prime is 1260406079. The reversal of 1260406052 is 2506040621.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11852 + ... + 51587.

It is an arithmetic number, because the mean of its divisors is an integer number (183849120).

Almost surely, 2^1260406052 is an apocalyptic number.

It is an amenable number.

1260406052 is a deficient number, since it is larger than the sum of its proper divisors (945783388).

1260406052 is a wasteful number, since it uses less digits than its factorization.

1260406052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68410 (or 68408 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1260406052 is about 35502.1978474573. The cubic root of 1260406052 is about 1080.1983094918.

Adding to 1260406052 its reverse (2506040621), we get a palindrome (3766446673).

The spelling of 1260406052 in words is "one billion, two hundred sixty million, four hundred six thousand, fifty-two".