1534161 has 4 divisors (see below), whose sum is σ = 2045552. Its totient is φ = 1022772.

The previous prime is 1534153. The next prime is 1534171. The reversal of 1534161 is 1614351.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1614351 = 3 ⋅538117.

It is not a de Polignac number, because 1534161 - 2³ = 1534153 is a prime.

It is a D-number.

It is a Duffinian number.

1534161 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1534121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255691 + ... + 255696.

It is an arithmetic number, because the mean of its divisors is an integer number (511388).

2^1534161 is an apocalyptic number.

It is an amenable number.

1534161 is a deficient number, since it is larger than the sum of its proper divisors (511391).

1534161 is an equidigital number, since it uses as much as digits as its factorization.

1534161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511390.

The product of its digits is 360, while the sum is 21.

The square root of 1534161 is about 1238.6125302127. The cubic root of 1534161 is about 115.3339004134. Note that the first 3 decimals are identical.

The spelling of 1534161 in words is "one million, five hundred thirty-four thousand, one hundred sixty-one".