2053121554 has 16 divisors (see below), whose sum is σ = 3361972320. Its totient is φ = 932592960.

The previous prime is 2053121549. The next prime is 2053121561. The reversal of 2053121554 is 4551213502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1162 + ... + 64090.

It is an arithmetic number, because the mean of its divisors is an integer number (210123270).

Almost surely, 2^2053121554 is an apocalyptic number.

2053121554 is a deficient number, since it is larger than the sum of its proper divisors (1308850766).

2053121554 is a wasteful number, since it uses less digits than its factorization.

2053121554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64425.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 2053121554 is about 45311.3843752318. The cubic root of 2053121554 is about 1270.9785489423.

The spelling of 2053121554 in words is "two billion, fifty-three million, one hundred twenty-one thousand, five hundred fifty-four".