50121003 has 8 divisors (see below), whose sum is σ = 67042768. Its totient is φ = 33306624.

The previous prime is 50120957. The next prime is 50121007. The reversal of 50121003 is 30012105.

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

It is not a de Polignac number, because 50121003 - 2⁸ = 50120747 is a prime.

It is a super-2 number, since 2×50121003² = 5024229883452018, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50121003.

It is not an unprimeable number, because it can be changed into a prime (50121007) 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, 25750 + ... + 27627.

It is an arithmetic number, because the mean of its divisors is an integer number (8380346).

Almost surely, 2^50121003 is an apocalyptic number.

50121003 is a deficient number, since it is larger than the sum of its proper divisors (16921765).

50121003 is a wasteful number, since it uses less digits than its factorization.

50121003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53693.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 50121003 is about 7079.6188456724. The cubic root of 50121003 is about 368.7000963589.

Adding to 50121003 its reverse (30012105), we get a palindrome (80133108).

The spelling of 50121003 in words is "fifty million, one hundred twenty-one thousand, three".