1347025667 has 4 divisors (see below), whose sum is σ = 1450643040. Its totient is φ = 1243408296.

The previous prime is 1347025639. The next prime is 1347025679. The reversal of 1347025667 is 7665207431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7665207431 = 7 ⋅1095029633.

It is a de Polignac number, because none of the positive numbers 2^k-1347025667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1347025067) 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, 51808667 + ... + 51808692.

It is an arithmetic number, because the mean of its divisors is an integer number (362660760).

Almost surely, 2^1347025667 is an apocalyptic number.

1347025667 is a deficient number, since it is larger than the sum of its proper divisors (103617373).

1347025667 is a wasteful number, since it uses less digits than its factorization.

1347025667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103617372.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 1347025667 is about 36701.8482777094. The cubic root of 1347025667 is about 1104.3971834015.

The spelling of 1347025667 in words is "one billion, three hundred forty-seven million, twenty-five thousand, six hundred sixty-seven".