1427198855 has 16 divisors (see below), whose sum is σ = 1723226400. Its totient is φ = 1134724992.

The previous prime is 1427198833. The next prime is 1427198869. The reversal of 1427198855 is 5588917241.

It is a cyclic number.

It is not a de Polignac number, because 1427198855 - 2¹⁰ = 1427197831 is a prime.

It is a super-2 number, since 2×1427198855² = 4073793143426622050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 604337 + ... + 606693.

It is an arithmetic number, because the mean of its divisors is an integer number (107701650).

Almost surely, 2^1427198855 is an apocalyptic number.

1427198855 is a deficient number, since it is larger than the sum of its proper divisors (296027545).

1427198855 is a wasteful number, since it uses less digits than its factorization.

1427198855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058.

The product of its digits is 806400, while the sum is 50.

The square root of 1427198855 is about 37778.2854957712. The cubic root of 1427198855 is about 1125.8870646438.

The spelling of 1427198855 in words is "one billion, four hundred twenty-seven million, one hundred ninety-eight thousand, eight hundred fifty-five".