10998951 has 4 divisors (see below), whose sum is σ = 14665272. Its totient is φ = 7332632.

The previous prime is 10998943. The next prime is 10998973. The reversal of 10998951 is 15989901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15989901 = 3 ⋅5329967.

It is a cyclic number.

It is not a de Polignac number, because 10998951 - 2³ = 10998943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10998551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833156 + ... + 1833161.

It is an arithmetic number, because the mean of its divisors is an integer number (3666318).

Almost surely, 2^10998951 is an apocalyptic number.

10998951 is a deficient number, since it is larger than the sum of its proper divisors (3666321).

10998951 is an equidigital number, since it uses as much as digits as its factorization.

10998951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666320.

The product of its (nonzero) digits is 29160, while the sum is 42.

The square root of 10998951 is about 3316.4666438847. The cubic root of 10998951 is about 222.3909392712.

The spelling of 10998951 in words is "ten million, nine hundred ninety-eight thousand, nine hundred fifty-one".