1035970312921 has 4 divisors (see below), whose sum is σ = 1069388710144. Its totient is φ = 1002551915700.

The previous prime is 1035970312889. The next prime is 1035970313003. The reversal of 1035970312921 is 1292130795301.

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 1035970312921 - 2⁵ = 1035970312889 is a prime.

It is a super-3 number, since 3×1035970312921³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1035970319921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16709198565 + ... + 16709198626.

It is an arithmetic number, because the mean of its divisors is an integer number (267347177536).

Almost surely, 2^{1035970312921} is an apocalyptic number.

It is an amenable number.

1035970312921 is a deficient number, since it is larger than the sum of its proper divisors (33418397223).

1035970312921 is an equidigital number, since it uses as much as digits as its factorization.

1035970312921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33418397222.

The product of its (nonzero) digits is 102060, while the sum is 43.

The spelling of 1035970312921 in words is "one trillion, thirty-five billion, nine hundred seventy million, three hundred twelve thousand, nine hundred twenty-one".