1425831346 has 4 divisors (see below), whose sum is σ = 2138747022. Its totient is φ = 712915672.

The previous prime is 1425831343. The next prime is 1425831397. The reversal of 1425831346 is 6431385241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 746655625 + 679175721 = 27325^2 + 26061^2 .

It is not an unprimeable number, because it can be changed into a prime (1425831343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356457835 + ... + 356457838.

Almost surely, 2^1425831346 is an apocalyptic number.

1425831346 is a deficient number, since it is larger than the sum of its proper divisors (712915676).

1425831346 is an equidigital number, since it uses as much as digits as its factorization.

1425831346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712915675.

The product of its digits is 69120, while the sum is 37.

The square root of 1425831346 is about 37760.1820175698. The cubic root of 1425831346 is about 1125.5273500635.

The spelling of 1425831346 in words is "one billion, four hundred twenty-five million, eight hundred thirty-one thousand, three hundred forty-six".