403040204541 has 16 divisors (see below), whose sum is σ = 643027107520. Its totient is φ = 248024741040.

The previous prime is 403040204503. The next prime is 403040204569. The reversal of 403040204541 is 145402040304.

It is a happy number.

403040204541 is a `hidden beast` number, since 403 + 0 + 4 + 0 + 204 + 54 + 1 = 666.

It is not a de Polignac number, because 403040204541 - 2²⁶ = 402973095677 is a prime.

It is a super-2 number, since 2×403040204541² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403040205541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 574130995 + ... + 574131696.

It is an arithmetic number, because the mean of its divisors is an integer number (40189194220).

Almost surely, 2^403040204541 is an apocalyptic number.

It is an amenable number.

403040204541 is a deficient number, since it is larger than the sum of its proper divisors (239986902979).

403040204541 is a wasteful number, since it uses less digits than its factorization.

403040204541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148262713 (or 1148262707 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 403040204541 its reverse (145402040304), we get a palindrome (548442244845).

The spelling of 403040204541 in words is "four hundred three billion, forty million, two hundred four thousand, five hundred forty-one".