139259003 has 4 divisors (see below), whose sum is σ = 149971248. Its totient is φ = 128546760.

The previous prime is 139258991. The next prime is 139259017. The reversal of 139259003 is 300952931.

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 139259003 - 2¹⁴ = 139242619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139259033) 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, 5356103 + ... + 5356128.

It is an arithmetic number, because the mean of its divisors is an integer number (37492812).

Almost surely, 2^139259003 is an apocalyptic number.

139259003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

139259003 is a deficient number, since it is larger than the sum of its proper divisors (10712245).

139259003 is a wasteful number, since it uses less digits than its factorization.

139259003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10712244.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 139259003 is about 11800.8051843931. The cubic root of 139259003 is about 518.3316885514.

The spelling of 139259003 in words is "one hundred thirty-nine million, two hundred fifty-nine thousand, three".