145120059 has 16 divisors (see below), whose sum is σ = 245706240. Its totient is φ = 82925640.

The previous prime is 145120049. The next prime is 145120091. The reversal of 145120059 is 950021541.

145120059 is a `hidden beast` number, since 1 + 451 + 200 + 5 + 9 = 666.

It is not a de Polignac number, because 145120059 - 2¹² = 145115963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (145120049) 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, 383727 + ... + 384104.

It is an arithmetic number, because the mean of its divisors is an integer number (15356640).

Almost surely, 2^145120059 is an apocalyptic number.

145120059 is a deficient number, since it is larger than the sum of its proper divisors (100586181).

145120059 is an equidigital number, since it uses as much as digits as its factorization.

145120059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767847 (or 767841 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 145120059 is about 12046.5787259288. The cubic root of 145120059 is about 525.5037450662.

The spelling of 145120059 in words is "one hundred forty-five million, one hundred twenty thousand, fifty-nine".