441953539 has 12 divisors (see below), whose sum is σ = 470753800. Its totient is φ = 414828288.

The previous prime is 441953537. The next prime is 441953557. The reversal of 441953539 is 935359144.

It is a happy number.

It is not a de Polignac number, because 441953539 - 2¹ = 441953537 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 441953495 and 441953504.

It is not an unprimeable number, because it can be changed into a prime (441953537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116332 + ... + 120070.

Almost surely, 2^441953539 is an apocalyptic number.

441953539 is a deficient number, since it is larger than the sum of its proper divisors (28800261).

441953539 is a wasteful number, since it uses less digits than its factorization.

441953539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182 (or 4165 counting only the distinct ones).

The product of its digits is 291600, while the sum is 43.

The square root of 441953539 is about 21022.6910503865. The cubic root of 441953539 is about 761.7144691357.

It can be divided in two parts, 44 and 1953539, that multiplied together give a triangular number (85955716 = T₁₃₁₁₁).

The spelling of 441953539 in words is "four hundred forty-one million, nine hundred fifty-three thousand, five hundred thirty-nine".