423420213151387 has 2 divisors, whose sum is σ = 423420213151388. Its totient is φ = 423420213151386.

The previous prime is 423420213151333. The next prime is 423420213151423. The reversal of 423420213151387 is 783151312024324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423420213151387 is a prime.

It is not a weakly prime, because it can be changed into another prime (423420213151487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211710106575693 + 211710106575694.

It is an arithmetic number, because the mean of its divisors is an integer number (211710106575694).

Almost surely, 2^{423420213151387} is an apocalyptic number.

423420213151387 is a deficient number, since it is larger than the sum of its proper divisors (1).

423420213151387 is an equidigital number, since it uses as much as digits as its factorization.

423420213151387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 423420213151387 in words is "four hundred twenty-three trillion, four hundred twenty billion, two hundred thirteen million, one hundred fifty-one thousand, three hundred eighty-seven".