162145501 has 8 divisors (see below), whose sum is σ = 187144704. Its totient is φ = 137605200.

The previous prime is 162145493. The next prime is 162145537. The reversal of 162145501 is 105541261.

It is a happy number.

162145501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 162145501 - 2³ = 162145493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162145591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113965 + ... + 115378.

It is an arithmetic number, because the mean of its divisors is an integer number (23393088).

Almost surely, 2^162145501 is an apocalyptic number.

It is an amenable number.

162145501 is a deficient number, since it is larger than the sum of its proper divisors (24999203).

162145501 is a wasteful number, since it uses less digits than its factorization.

162145501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229451.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 162145501 is about 12733.6365976103. The cubic root of 162145501 is about 545.2993344840.

Adding to 162145501 its reverse (105541261), we get a palindrome (267686762).

The spelling of 162145501 in words is "one hundred sixty-two million, one hundred forty-five thousand, five hundred one".