161148528 has 50 divisors (see below), whose sum is σ = 466414344. Its totient is φ = 53715744.

The previous prime is 161148469. The next prime is 161148541. The reversal of 161148528 is 825841161.

161148528 is a `hidden beast` number, since 16 + 114 + 8 + 528 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 161148492 and 161148501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 60876 + ... + 63467.

Almost surely, 2^161148528 is an apocalyptic number.

161148528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

161148528 is an abundant number, since it is smaller than the sum of its proper divisors (305265816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161148528 is a wasteful number, since it uses less digits than its factorization.

161148528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124363 (or 124348 counting only the distinct ones).

The product of its digits is 15360, while the sum is 36.

The square root of 161148528 is about 12694.4290143354. The cubic root of 161148528 is about 544.1794210652.

Adding to 161148528 its reverse (825841161), we get a palindrome (986989689).

It can be divided in two parts, 16114 and 8528, that added together give a palindrome (24642).

The spelling of 161148528 in words is "one hundred sixty-one million, one hundred forty-eight thousand, five hundred twenty-eight".