162891054 has 32 divisors (see below), whose sum is σ = 363348480. Its totient is φ = 54091800.

The previous prime is 162891041. The next prime is 162891061. The reversal of 162891054 is 450198261.

162891054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9069 + ... + 20199.

It is an arithmetic number, because the mean of its divisors is an integer number (11354640).

Almost surely, 2^162891054 is an apocalyptic number.

162891054 is an abundant number, since it is smaller than the sum of its proper divisors (200457426).

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

162891054 is a wasteful number, since it uses less digits than its factorization.

162891054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11413 (or 11407 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 162891054 is about 12762.8779669791. The cubic root of 162891054 is about 546.1338278402.

The spelling of 162891054 in words is "one hundred sixty-two million, eight hundred ninety-one thousand, fifty-four".