1370121003 has 6 divisors (see below), whose sum is σ = 1979063684. Its totient is φ = 913413996.

The previous prime is 1370120963. The next prime is 1370121029. The reversal of 1370121003 is 3001210731.

It is not a de Polignac number, because 1370121003 - 2²⁸ = 1101685547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1370121503) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76117825 + ... + 76117842.

Almost surely, 2^1370121003 is an apocalyptic number.

1370121003 is a deficient number, since it is larger than the sum of its proper divisors (608942681).

1370121003 is a wasteful number, since it uses less digits than its factorization.

1370121003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152235673 (or 152235670 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 1370121003 is about 37015.1455893395. The cubic root of 1370121003 is about 1110.6732390146.

Adding to 1370121003 its reverse (3001210731), we get a palindrome (4371331734).

The spelling of 1370121003 in words is "one billion, three hundred seventy million, one hundred twenty-one thousand, three".