1260342164 has 6 divisors (see below), whose sum is σ = 2205598794. Its totient is φ = 630171080.

The previous prime is 1260342163. The next prime is 1260342179. The reversal of 1260342164 is 4612430621.

It can be written as a sum of positive squares in only one way, i.e., 840420100 + 419922064 = 28990^2 + 20492^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260342163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157542767 + ... + 157542774.

It is an arithmetic number, because the mean of its divisors is an integer number (367599799).

Almost surely, 2^1260342164 is an apocalyptic number.

It is an amenable number.

1260342164 is a deficient number, since it is larger than the sum of its proper divisors (945256630).

1260342164 is a wasteful number, since it uses less digits than its factorization.

1260342164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315085545 (or 315085543 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 1260342164 is about 35501.2980607752. The cubic root of 1260342164 is about 1080.1800579991.

Adding to 1260342164 its reverse (4612430621), we get a palindrome (5872772785).

The spelling of 1260342164 in words is "one billion, two hundred sixty million, three hundred forty-two thousand, one hundred sixty-four".