10997619 has 8 divisors (see below), whose sum is σ = 14806272. Its totient is φ = 7260360.

The previous prime is 10997603. The next prime is 10997633. The reversal of 10997619 is 91679901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10997619 - 2⁴ = 10997603 is a prime.

It is a super-2 number, since 2×10997619² = 241895247338322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10997689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17487 + ... + 18104.

It is an arithmetic number, because the mean of its divisors is an integer number (1850784).

Almost surely, 2^10997619 is an apocalyptic number.

10997619 is a deficient number, since it is larger than the sum of its proper divisors (3808653).

10997619 is a wasteful number, since it uses less digits than its factorization.

10997619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35697.

The product of its (nonzero) digits is 30618, while the sum is 42.

The square root of 10997619 is about 3316.2658216735. The cubic root of 10997619 is about 222.3819615457.

The spelling of 10997619 in words is "ten million, nine hundred ninety-seven thousand, six hundred nineteen".