139734001 has 4 divisors (see below), whose sum is σ = 152437104. Its totient is φ = 127030900.

The previous prime is 139733983. The next prime is 139734011. The reversal of 139734001 is 100437931.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 139734001 - 2¹¹ = 139731953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139734011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6351535 + ... + 6351556.

It is an arithmetic number, because the mean of its divisors is an integer number (38109276).

Almost surely, 2^139734001 is an apocalyptic number.

139734001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

139734001 is a deficient number, since it is larger than the sum of its proper divisors (12703103).

139734001 is a wasteful number, since it uses less digits than its factorization.

139734001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12703102.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 139734001 is about 11820.9137125689. The cubic root of 139734001 is about 518.9203449664.

The spelling of 139734001 in words is "one hundred thirty-nine million, seven hundred thirty-four thousand, one".