1427123456429 has 8 divisors (see below), whose sum is σ = 1557607244160. Its totient is φ = 1296763884000.

The previous prime is 1427123456377. The next prime is 1427123456443. The reversal of 1427123456429 is 9246543217241.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1427123456429 - 2⁸ = 1427123456173 is a prime.

It is a super-2 number, since 2×1427123456429² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427123456449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31029797 + ... + 31075754.

It is an arithmetic number, because the mean of its divisors is an integer number (194700905520).

Almost surely, 2^{1427123456429} is an apocalyptic number.

It is an amenable number.

1427123456429 is a deficient number, since it is larger than the sum of its proper divisors (130483787731).

1427123456429 is a wasteful number, since it uses less digits than its factorization.

1427123456429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62107651.

The product of its digits is 2903040, while the sum is 50.

The spelling of 1427123456429 in words is "one trillion, four hundred twenty-seven billion, one hundred twenty-three million, four hundred fifty-six thousand, four hundred twenty-nine".