1427163351 has 4 divisors (see below), whose sum is σ = 1902884472. Its totient is φ = 951442232.

The previous prime is 1427163347. The next prime is 1427163377. The reversal of 1427163351 is 1533617241.

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

It is a cyclic number.

It is not a de Polignac number, because 1427163351 - 2² = 1427163347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427164351) 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, 237860556 + ... + 237860561.

It is an arithmetic number, because the mean of its divisors is an integer number (475721118).

Almost surely, 2^1427163351 is an apocalyptic number.

1427163351 is a deficient number, since it is larger than the sum of its proper divisors (475721121).

1427163351 is an equidigital number, since it uses as much as digits as its factorization.

1427163351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475721120.

The product of its digits is 15120, while the sum is 33.

The square root of 1427163351 is about 37777.8155932817. The cubic root of 1427163351 is about 1125.8777284476.

The spelling of 1427163351 in words is "one billion, four hundred twenty-seven million, one hundred sixty-three thousand, three hundred fifty-one".