1552161171 has 32 divisors (see below), whose sum is σ = 2363800320. Its totient is φ = 897276800.

The previous prime is 1552161131. The next prime is 1552161173. The reversal of 1552161171 is 1711612551.

It is a cyclic number.

It is not a de Polignac number, because 1552161171 - 2¹⁴ = 1552144787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552161173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69661 + ... + 89201.

It is an arithmetic number, because the mean of its divisors is an integer number (73868760).

Almost surely, 2^1552161171 is an apocalyptic number.

1552161171 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1552161171 is a deficient number, since it is larger than the sum of its proper divisors (811639149).

1552161171 is a wasteful number, since it uses less digits than its factorization.

1552161171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19667.

The product of its digits is 2100, while the sum is 30.

The square root of 1552161171 is about 39397.4767085406. The cubic root of 1552161171 is about 1157.8321508831.

The spelling of 1552161171 in words is "one billion, five hundred fifty-two million, one hundred sixty-one thousand, one hundred seventy-one".