3454997687 has 2 divisors, whose sum is σ = 3454997688. Its totient is φ = 3454997686.

The previous prime is 3454997671. The next prime is 3454997719. The reversal of 3454997687 is 7867994543.

It is a weak prime.

It is an emirp because it is prime and its reverse (7867994543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3454997687 - 2⁴ = 3454997671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3454997627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727498843 + 1727498844.

It is an arithmetic number, because the mean of its divisors is an integer number (1727498844).

Almost surely, 2^3454997687 is an apocalyptic number.

3454997687 is a deficient number, since it is larger than the sum of its proper divisors (1).

3454997687 is an equidigital number, since it uses as much as digits as its factorization.

3454997687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45722880, while the sum is 62.

The square root of 3454997687 is about 58779.2283634278. The cubic root of 3454997687 is about 1511.7590842546.

The spelling of 3454997687 in words is "three billion, four hundred fifty-four million, nine hundred ninety-seven thousand, six hundred eighty-seven".