1266714142 has 16 divisors (see below), whose sum is σ = 1966433760. Its totient is φ = 611255008.

The previous prime is 1266714139. The next prime is 1266714191. The reversal of 1266714142 is 2414176621.

It is a junction number, because it is equal to n+sod(n) for n = 1266714098 and 1266714107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252543 + ... + 257509.

It is an arithmetic number, because the mean of its divisors is an integer number (122902110).

Almost surely, 2^1266714142 is an apocalyptic number.

1266714142 is a deficient number, since it is larger than the sum of its proper divisors (699719618).

1266714142 is a wasteful number, since it uses less digits than its factorization.

1266714142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9395.

The product of its digits is 16128, while the sum is 34.

The square root of 1266714142 is about 35590.9278047089. The cubic root of 1266714142 is about 1081.9973731291.

The spelling of 1266714142 in words is "one billion, two hundred sixty-six million, seven hundred fourteen thousand, one hundred forty-two".