1264150142 has 8 divisors (see below), whose sum is σ = 1996026600. Its totient is φ = 598807944.

The previous prime is 1264150093. The next prime is 1264150159. The reversal of 1264150142 is 2410514621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 16633517 + ... + 16633592.

It is an arithmetic number, because the mean of its divisors is an integer number (249503325).

Almost surely, 2^1264150142 is an apocalyptic number.

1264150142 is a deficient number, since it is larger than the sum of its proper divisors (731876458).

1264150142 is a wasteful number, since it uses less digits than its factorization.

1264150142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33267130.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1264150142 is about 35554.8891434075. The cubic root of 1264150142 is about 1081.2668438821.

Adding to 1264150142 its reverse (2410514621), we get a palindrome (3674664763).

The spelling of 1264150142 in words is "one billion, two hundred sixty-four million, one hundred fifty thousand, one hundred forty-two".