7098731 has 2 divisors, whose sum is σ = 7098732. Its totient is φ = 7098730.

The previous prime is 7098719. The next prime is 7098737. The reversal of 7098731 is 1378907.

It is a strong prime.

It is an emirp because it is prime and its reverse (1378907) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7098731 - 2⁶ = 7098667 is a prime.

It is a super-2 number, since 2×7098731² = 100783963620722, which contains 22 as substring.

It is a Chen prime.

It is equal to p₄₈₂₉₃₉ and since 7098731 and 482939 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 7098691 and 7098700.

It is not a weakly prime, because it can be changed into another prime (7098737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3549365 + 3549366.

It is an arithmetic number, because the mean of its divisors is an integer number (3549366).

Almost surely, 2^7098731 is an apocalyptic number.

7098731 is a deficient number, since it is larger than the sum of its proper divisors (1).

7098731 is an equidigital number, since it uses as much as digits as its factorization.

7098731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 7098731 is about 2664.3443846470. The cubic root of 7098731 is about 192.1882828223.

The spelling of 7098731 in words is "seven million, ninety-eight thousand, seven hundred thirty-one".