2034400451 has 4 divisors (see below), whose sum is σ = 2100026304. Its totient is φ = 1968774600.

The previous prime is 2034400411. The next prime is 2034400453. The reversal of 2034400451 is 1540044302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2034400451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2034400453) 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, 32812880 + ... + 32812941.

It is an arithmetic number, because the mean of its divisors is an integer number (525006576).

Almost surely, 2^2034400451 is an apocalyptic number.

2034400451 is a deficient number, since it is larger than the sum of its proper divisors (65625853).

2034400451 is an equidigital number, since it uses as much as digits as its factorization.

2034400451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65625852.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2034400451 is about 45104.3285173386. The cubic root of 2034400451 is about 1267.1036671382.

Adding to 2034400451 its reverse (1540044302), we get a palindrome (3574444753).

The spelling of 2034400451 in words is "two billion, thirty-four million, four hundred thousand, four hundred fifty-one".