1370660723 has 2 divisors, whose sum is σ = 1370660724. Its totient is φ = 1370660722.

The previous prime is 1370660693. The next prime is 1370660743. The reversal of 1370660723 is 3270660731.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1370660723 - 2²² = 1366466419 is a prime.

It is not a weakly prime, because it can be changed into another prime (1370660743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685330361 + 685330362.

It is an arithmetic number, because the mean of its divisors is an integer number (685330362).

Almost surely, 2^1370660723 is an apocalyptic number.

1370660723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370660723 is an equidigital number, since it uses as much as digits as its factorization.

1370660723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 1370660723 is about 37022.4354007134. The cubic root of 1370660723 is about 1110.8190591926.

The spelling of 1370660723 in words is "one billion, three hundred seventy million, six hundred sixty thousand, seven hundred twenty-three".