144398045 has 16 divisors (see below), whose sum is σ = 190003968. Its totient is φ = 104475840.

The previous prime is 144398039. The next prime is 144398113. The reversal of 144398045 is 540893441.

It is not a de Polignac number, because 144398045 - 2¹⁴ = 144381661 is a prime.

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, 4172 + ... + 17498.

It is an arithmetic number, because the mean of its divisors is an integer number (11875248).

Almost surely, 2^144398045 is an apocalyptic number.

It is an amenable number.

144398045 is a deficient number, since it is larger than the sum of its proper divisors (45605923).

144398045 is a wasteful number, since it uses less digits than its factorization.

144398045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13540.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 144398045 is about 12016.5737629326. The cubic root of 144398045 is about 524.6307849999.

The spelling of 144398045 in words is "one hundred forty-four million, three hundred ninety-eight thousand, forty-five".