1400334434 has 4 divisors (see below), whose sum is σ = 2100501654. Its totient is φ = 700167216.

The previous prime is 1400334433. The next prime is 1400334437. The reversal of 1400334434 is 4344330041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4344330041 = 2551 ⋅1702991.

It can be written as a sum of positive squares in only one way, i.e., 1218219409 + 182115025 = 34903^2 + 13495^2 .

It is a super-2 number, since 2×1400334434² = 3921873054092200712, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1400334433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350083607 + ... + 350083610.

Almost surely, 2^1400334434 is an apocalyptic number.

1400334434 is a deficient number, since it is larger than the sum of its proper divisors (700167220).

1400334434 is an equidigital number, since it uses as much as digits as its factorization.

1400334434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700167219.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 1400334434 is about 37421.0426631862. The cubic root of 1400334434 is about 1118.7780129935.

Adding to 1400334434 its reverse (4344330041), we get a palindrome (5744664475).

The spelling of 1400334434 in words is "one billion, four hundred million, three hundred thirty-four thousand, four hundred thirty-four".