340373740403 has 2 divisors, whose sum is σ = 340373740404. Its totient is φ = 340373740402.

The previous prime is 340373740349. The next prime is 340373740423. The reversal of 340373740403 is 304047373043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340373740403 - 2⁶ = 340373740339 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (340373740423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170186870201 + 170186870202.

It is an arithmetic number, because the mean of its divisors is an integer number (170186870202).

Almost surely, 2^340373740403 is an apocalyptic number.

340373740403 is a deficient number, since it is larger than the sum of its proper divisors (1).

340373740403 is an equidigital number, since it uses as much as digits as its factorization.

340373740403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 38.

The spelling of 340373740403 in words is "three hundred forty billion, three hundred seventy-three million, seven hundred forty thousand, four hundred three".