49140001 has 4 divisors (see below), whose sum is σ = 49373104. Its totient is φ = 48906900.

The previous prime is 49139999. The next prime is 49140031. The reversal of 49140001 is 10004194.

49140001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 49140001 - 2¹ = 49139999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49140031) 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, 116235 + ... + 116656.

It is an arithmetic number, because the mean of its divisors is an integer number (12343276).

Almost surely, 2^49140001 is an apocalyptic number.

It is an amenable number.

49140001 is a deficient number, since it is larger than the sum of its proper divisors (233103).

49140001 is a wasteful number, since it uses less digits than its factorization.

49140001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233102.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 49140001 is about 7009.9929386555. The cubic root of 49140001 is about 366.2787474086.

Adding to 49140001 its reverse (10004194), we get a palindrome (59144195).

The spelling of 49140001 in words is "forty-nine million, one hundred forty thousand, one".