1374770121 has 4 divisors (see below), whose sum is σ = 1833026832. Its totient is φ = 916513412.

The previous prime is 1374770083. The next prime is 1374770123. The reversal of 1374770121 is 1210774731.

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 1374770121 - 2²⁷ = 1240552393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1374770123) 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, 229128351 + ... + 229128356.

It is an arithmetic number, because the mean of its divisors is an integer number (458256708).

Almost surely, 2^1374770121 is an apocalyptic number.

It is an amenable number.

1374770121 is a deficient number, since it is larger than the sum of its proper divisors (458256711).

1374770121 is an equidigital number, since it uses as much as digits as its factorization.

1374770121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458256710.

The product of its (nonzero) digits is 8232, while the sum is 33.

The square root of 1374770121 is about 37077.8926181087. The cubic root of 1374770121 is about 1111.9280725801.

The spelling of 1374770121 in words is "one billion, three hundred seventy-four million, seven hundred seventy thousand, one hundred twenty-one".