1267130146 has 8 divisors (see below), whose sum is σ = 1962008064. Its totient is φ = 613127460.

The previous prime is 1267130141. The next prime is 1267130167. The reversal of 1267130146 is 6410317621.

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

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (1267130141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10218730 + ... + 10218853.

It is an arithmetic number, because the mean of its divisors is an integer number (245251008).

Almost surely, 2^1267130146 is an apocalyptic number.

1267130146 is a deficient number, since it is larger than the sum of its proper divisors (694877918).

1267130146 is a wasteful number, since it uses less digits than its factorization.

1267130146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20437616.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1267130146 is about 35596.7715670958. The cubic root of 1267130146 is about 1082.1158071032.

Adding to 1267130146 its reverse (6410317621), we get a palindrome (7677447767).

The spelling of 1267130146 in words is "one billion, two hundred sixty-seven million, one hundred thirty thousand, one hundred forty-six".