54161099 has 4 divisors (see below), whose sum is σ = 57347064. Its totient is φ = 50975136.

The previous prime is 54161089. The next prime is 54161101. The reversal of 54161099 is 99016145.

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

It is a cyclic number.

It is not a de Polignac number, because 54161099 - 2¹² = 54157003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54161089) 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, 1592957 + ... + 1592990.

It is an arithmetic number, because the mean of its divisors is an integer number (14336766).

Almost surely, 2^54161099 is an apocalyptic number.

54161099 is a deficient number, since it is larger than the sum of its proper divisors (3185965).

54161099 is a wasteful number, since it uses less digits than its factorization.

54161099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3185964.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 54161099 is about 7359.4224637535. The cubic root of 54161099 is about 378.3518159165.

The spelling of 54161099 in words is "fifty-four million, one hundred sixty-one thousand, ninety-nine".