1097684546 has 16 divisors (see below), whose sum is σ = 1882230144. Its totient is φ = 470314944.

The previous prime is 1097684531. The next prime is 1097684561. The reversal of 1097684546 is 6454867901.

It is an interprime number because it is at equal distance from previous prime (1097684531) and next prime (1097684561).

It is a super-2 number, since 2×1097684546² = 2409822725054452232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1097684494 and 1097684503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65771 + ... + 80753.

It is an arithmetic number, because the mean of its divisors is an integer number (117639384).

Almost surely, 2^1097684546 is an apocalyptic number.

1097684546 is a deficient number, since it is larger than the sum of its proper divisors (784545598).

1097684546 is a wasteful number, since it uses less digits than its factorization.

1097684546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20225.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The square root of 1097684546 is about 33131.3227324235. The cubic root of 1097684546 is about 1031.5553044943. Note that the first 3 decimals are identical.

The spelling of 1097684546 in words is "one billion, ninety-seven million, six hundred eighty-four thousand, five hundred forty-six".