1342025626 has 4 divisors (see below), whose sum is σ = 2013038442. Its totient is φ = 671012812.

The previous prime is 1342025591. The next prime is 1342025627. The reversal of 1342025626 is 6265202431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6265202431 = 15551 ⋅402881.

It can be written as a sum of positive squares in only one way, i.e., 1339926025 + 2099601 = 36605^2 + 1449^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1342025627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335506405 + ... + 335506408.

Almost surely, 2^1342025626 is an apocalyptic number.

1342025626 is a deficient number, since it is larger than the sum of its proper divisors (671012816).

1342025626 is an equidigital number, since it uses as much as digits as its factorization.

1342025626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671012815.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1342025626 is about 36633.6679299248. The cubic root of 1342025626 is about 1103.0290140367.

The spelling of 1342025626 in words is "one billion, three hundred forty-two million, twenty-five thousand, six hundred twenty-six".