10641405 has 32 divisors (see below), whose sum is σ = 18662400. Its totient is φ = 5153792.

The previous prime is 10641383. The next prime is 10641413. The reversal of 10641405 is 50414601.

It is a cyclic number.

It is not a de Polignac number, because 10641405 - 2¹⁰ = 10640381 is a prime.

It is a super-2 number, since 2×10641405² = 226479000748050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6676 + ... + 8114.

It is an arithmetic number, because the mean of its divisors is an integer number (583200).

Almost surely, 2^10641405 is an apocalyptic number.

10641405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10641405 is a deficient number, since it is larger than the sum of its proper divisors (8020995).

10641405 is a wasteful number, since it uses less digits than its factorization.

10641405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 10641405 is about 3262.1166441438. The cubic root of 10641405 is about 219.9545705094.

The spelling of 10641405 in words is "ten million, six hundred forty-one thousand, four hundred five".