162420045 has 16 divisors (see below), whose sum is σ = 260665152. Its totient is φ = 86359680.

The previous prime is 162420017. The next prime is 162420077. The reversal of 162420045 is 540024261.

It is not a de Polignac number, because 162420045 - 2¹⁶ = 162354509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162419997 and 162420024.

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, 11392 + ... + 21321.

It is an arithmetic number, because the mean of its divisors is an integer number (16291572).

Almost surely, 2^162420045 is an apocalyptic number.

162420045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162420045 is a deficient number, since it is larger than the sum of its proper divisors (98245107).

162420045 is a wasteful number, since it uses less digits than its factorization.

162420045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33052.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 162420045 is about 12744.4123050065. The cubic root of 162420045 is about 545.6069270344.

The spelling of 162420045 in words is "one hundred sixty-two million, four hundred twenty thousand, forty-five".