1427302117 has 4 divisors (see below), whose sum is σ = 1427438016. Its totient is φ = 1427166220.

The previous prime is 1427302111. The next prime is 1427302147. The reversal of 1427302117 is 7112037241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1427302117 - 2¹⁹ = 1426777829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427302111) 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, 50743 + ... + 73684.

It is an arithmetic number, because the mean of its divisors is an integer number (356859504).

Almost surely, 2^1427302117 is an apocalyptic number.

It is an amenable number.

1427302117 is a deficient number, since it is larger than the sum of its proper divisors (135899).

1427302117 is a wasteful number, since it uses less digits than its factorization.

1427302117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135898.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 1427302117 is about 37779.6521556247. The cubic root of 1427302117 is about 1125.9142177267.

Adding to 1427302117 its reverse (7112037241), we get a palindrome (8539339358).

The spelling of 1427302117 in words is "one billion, four hundred twenty-seven million, three hundred two thousand, one hundred seventeen".