2053400451 has 8 divisors (see below), whose sum is σ = 2744562960. Its totient is φ = 1365585792.

The previous prime is 2053400449. The next prime is 2053400473. The reversal of 2053400451 is 1540043502.

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

It is not a de Polignac number, because 2053400451 - 2¹ = 2053400449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2053400411) 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, 835530 + ... + 837983.

It is an arithmetic number, because the mean of its divisors is an integer number (343070370).

Almost surely, 2^2053400451 is an apocalyptic number.

2053400451 is a deficient number, since it is larger than the sum of its proper divisors (691162509).

2053400451 is a wasteful number, since it uses less digits than its factorization.

2053400451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673925.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2053400451 is about 45314.4618306342. The cubic root of 2053400451 is about 1271.0360964450.

Adding to 2053400451 its reverse (1540043502), we get a palindrome (3593443953).

The spelling of 2053400451 in words is "two billion, fifty-three million, four hundred thousand, four hundred fifty-one".