187261053 has 16 divisors (see below), whose sum is σ = 287437440. Its totient is φ = 106223616.

The previous prime is 187261051. The next prime is 187261117. The reversal of 187261053 is 350162781.

187261053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 187261053 - 2¹ = 187261051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (187261051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29668 + ... + 35421.

It is an arithmetic number, because the mean of its divisors is an integer number (17964840).

Almost surely, 2^187261053 is an apocalyptic number.

It is an amenable number.

187261053 is a deficient number, since it is larger than the sum of its proper divisors (100176387).

187261053 is a wasteful number, since it uses less digits than its factorization.

187261053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65236.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 187261053 is about 13684.3360452745. The cubic root of 187261053 is about 572.1138836688.

The spelling of 187261053 in words is "one hundred eighty-seven million, two hundred sixty-one thousand, fifty-three".