1374215047 has 2 divisors, whose sum is σ = 1374215048. Its totient is φ = 1374215046.

The previous prime is 1374214987. The next prime is 1374215053. The reversal of 1374215047 is 7405124731.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1374215047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1374213047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687107523 + 687107524.

It is an arithmetic number, because the mean of its divisors is an integer number (687107524).

Almost surely, 2^1374215047 is an apocalyptic number.

1374215047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1374215047 is an equidigital number, since it uses as much as digits as its factorization.

1374215047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 1374215047 is about 37070.4066203758. The cubic root of 1374215047 is about 1111.7784026004.

Adding to 1374215047 its reverse (7405124731), we get a palindrome (8779339778).

The spelling of 1374215047 in words is "one billion, three hundred seventy-four million, two hundred fifteen thousand, forty-seven".