1121416797 has 4 divisors (see below), whose sum is σ = 1495222400. Its totient is φ = 747611196.

The previous prime is 1121416783. The next prime is 1121416811. The reversal of 1121416797 is 7976141211.

It is a happy number.

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 an interprime number because it is at equal distance from previous prime (1121416783) and next prime (1121416811).

It is not a de Polignac number, because 1121416797 - 2⁶ = 1121416733 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 (1121416997) 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, 186902797 + ... + 186902802.

It is an arithmetic number, because the mean of its divisors is an integer number (373805600).

Almost surely, 2^1121416797 is an apocalyptic number.

It is an amenable number.

1121416797 is a deficient number, since it is larger than the sum of its proper divisors (373805603).

1121416797 is an equidigital number, since it uses as much as digits as its factorization.

1121416797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373805602.

The product of its digits is 21168, while the sum is 39.

The square root of 1121416797 is about 33487.5618252509. The cubic root of 1121416797 is about 1038.9365352614.

The spelling of 1121416797 in words is "one billion, one hundred twenty-one million, four hundred sixteen thousand, seven hundred ninety-seven".