161514037 has 4 divisors (see below), whose sum is σ = 161846176. Its totient is φ = 161181900.

The previous prime is 161514029. The next prime is 161514053. The reversal of 161514037 is 730415161.

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.

It is a cyclic number.

It is not a de Polignac number, because 161514037 - 2³ = 161514029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 161513996 and 161514014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161514007) 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, 165339 + ... + 166312.

It is an arithmetic number, because the mean of its divisors is an integer number (40461544).

Almost surely, 2^161514037 is an apocalyptic number.

It is an amenable number.

161514037 is a deficient number, since it is larger than the sum of its proper divisors (332139).

161514037 is an equidigital number, since it uses as much as digits as its factorization.

161514037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332138.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 161514037 is about 12708.8172935171. The cubic root of 161514037 is about 544.5905372106.

Adding to 161514037 its reverse (730415161), we get a palindrome (891929198).

The spelling of 161514037 in words is "one hundred sixty-one million, five hundred fourteen thousand, thirty-seven".