10421250135 has 8 divisors (see below), whose sum is σ = 16674000240. Its totient is φ = 5558000064.

The previous prime is 10421250101. The next prime is 10421250139. The reversal of 10421250135 is 53105212401.

It is a happy number.

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

It is not a de Polignac number, because 10421250135 - 2⁹ = 10421249623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421250139) 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, 347374990 + ... + 347375019.

It is an arithmetic number, because the mean of its divisors is an integer number (2084250030).

Almost surely, 2^10421250135 is an apocalyptic number.

10421250135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10421250135 is a deficient number, since it is larger than the sum of its proper divisors (6252750105).

10421250135 is an equidigital number, since it uses as much as digits as its factorization.

10421250135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694750017.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 10421250135 its reverse (53105212401), we get a palindrome (63526462536).

The spelling of 10421250135 in words is "ten billion, four hundred twenty-one million, two hundred fifty thousand, one hundred thirty-five".