144400083 has 4 divisors (see below), whose sum is σ = 192533448. Its totient is φ = 96266720.

The previous prime is 144400079. The next prime is 144400103. The reversal of 144400083 is 380004441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144400083 - 2² = 144400079 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144400033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24066678 + ... + 24066683.

It is an arithmetic number, because the mean of its divisors is an integer number (48133362).

Almost surely, 2^144400083 is an apocalyptic number.

144400083 is a deficient number, since it is larger than the sum of its proper divisors (48133365).

144400083 is an equidigital number, since it uses as much as digits as its factorization.

144400083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48133364.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 144400083 is about 12016.6585621794. The cubic root of 144400083 is about 524.6332531601.

The spelling of 144400083 in words is "one hundred forty-four million, four hundred thousand, eighty-three".