1250121063 has 8 divisors (see below), whose sum is σ = 1671298288. Its totient is φ = 831178944.

The previous prime is 1250121053. The next prime is 1250121073. The reversal of 1250121063 is 3601210521.

It is an interprime number because it is at equal distance from previous prime (1250121053) and next prime (1250121073).

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

It is not a de Polignac number, because 1250121063 - 2¹⁴ = 1250104679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1250121013) 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, 557470 + ... + 559707.

It is an arithmetic number, because the mean of its divisors is an integer number (208912286).

Almost surely, 2^1250121063 is an apocalyptic number.

1250121063 is a deficient number, since it is larger than the sum of its proper divisors (421177225).

1250121063 is a wasteful number, since it uses less digits than its factorization.

1250121063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117553.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1250121063 is about 35357.0511072403. The cubic root of 1250121063 is about 1077.2521202036.

Adding to 1250121063 its reverse (3601210521), we get a palindrome (4851331584).

The spelling of 1250121063 in words is "one billion, two hundred fifty million, one hundred twenty-one thousand, sixty-three".