1429771874 has 4 divisors (see below), whose sum is σ = 2144657814. Its totient is φ = 714885936.

The previous prime is 1429771873. The next prime is 1429771879. The reversal of 1429771874 is 4781779241.

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., 1409476849 + 20295025 = 37543^2 + 4505^2 .

It is a super-2 number, since 2×1429771874² = 4088495223362943752, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1429771873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357442967 + ... + 357442970.

Almost surely, 2^1429771874 is an apocalyptic number.

1429771874 is a deficient number, since it is larger than the sum of its proper divisors (714885940).

1429771874 is an equidigital number, since it uses as much as digits as its factorization.

1429771874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714885939.

The product of its digits is 790272, while the sum is 50.

The square root of 1429771874 is about 37812.3243665343. The cubic root of 1429771874 is about 1126.5632585827.

The spelling of 1429771874 in words is "one billion, four hundred twenty-nine million, seven hundred seventy-one thousand, eight hundred seventy-four".