1734040139 has 8 divisors (see below), whose sum is σ = 1868282640. Its totient is φ = 1599919776.

The previous prime is 1734040117. The next prime is 1734040153. The reversal of 1734040139 is 9310404371.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1734040139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1734040159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104 + ... + 58890.

It is an arithmetic number, because the mean of its divisors is an integer number (233535330).

Almost surely, 2^1734040139 is an apocalyptic number.

1734040139 is a deficient number, since it is larger than the sum of its proper divisors (134242501).

1734040139 is a wasteful number, since it uses less digits than its factorization.

1734040139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61069.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 1734040139 is about 41641.8075856464. The cubic root of 1734040139 is about 1201.3965543901.

The spelling of 1734040139 in words is "one billion, seven hundred thirty-four million, forty thousand, one hundred thirty-nine".