1834157053 has 4 divisors (see below), whose sum is σ = 1845839740. Its totient is φ = 1822474368.

The previous prime is 1834157051. The next prime is 1834157063. The reversal of 1834157053 is 3507514381.

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

It can be written as a sum of positive squares in 2 ways, for example, as 682097689 + 1152059364 = 26117^2 + 33942^2 .

It is a cyclic number.

It is not a de Polignac number, because 1834157053 - 2¹ = 1834157051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1834157051) 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, 5841108 + ... + 5841421.

It is an arithmetic number, because the mean of its divisors is an integer number (461459935).

Almost surely, 2^1834157053 is an apocalyptic number.

It is an amenable number.

1834157053 is a deficient number, since it is larger than the sum of its proper divisors (11682687).

1834157053 is a wasteful number, since it uses less digits than its factorization.

1834157053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11682686.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 1834157053 is about 42827.0598220331. The cubic root of 1834157053 is about 1224.0866834978.

The spelling of 1834157053 in words is "one billion, eight hundred thirty-four million, one hundred fifty-seven thousand, fifty-three".