162161527 has 16 divisors (see below), whose sum is σ = 183168000. Its totient is φ = 142228800.

The previous prime is 162161443. The next prime is 162161551. The reversal of 162161527 is 725161261.

It is a cyclic number.

It is not a de Polignac number, because 162161527 - 2¹¹ = 162159479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162161567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169683 + ... + 170635.

It is an arithmetic number, because the mean of its divisors is an integer number (11448000).

Almost surely, 2^162161527 is an apocalyptic number.

162161527 is a deficient number, since it is larger than the sum of its proper divisors (21006473).

162161527 is a wasteful number, since it uses less digits than its factorization.

162161527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494.

The product of its digits is 5040, while the sum is 31.

The square root of 162161527 is about 12734.2658602685. The cubic root of 162161527 is about 545.3172991704.

The spelling of 162161527 in words is "one hundred sixty-two million, one hundred sixty-one thousand, five hundred twenty-seven".