15140006 has 8 divisors (see below), whose sum is σ = 25954320. Its totient is φ = 6488568.

The previous prime is 15139987. The next prime is 15140011. The reversal of 15140006 is 60004151.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540701 + ... + 540728.

It is an arithmetic number, because the mean of its divisors is an integer number (3244290).

Almost surely, 2^15140006 is an apocalyptic number.

15140006 is a deficient number, since it is larger than the sum of its proper divisors (10814314).

15140006 is a wasteful number, since it uses less digits than its factorization.

15140006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081438.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 15140006 is about 3891.0160626757. The cubic root of 15140006 is about 247.3861313426.

Adding to 15140006 its reverse (60004151), we get a palindrome (75144157).

The spelling of 15140006 in words is "fifteen million, one hundred forty thousand, six".