109802541 has 16 divisors (see below), whose sum is σ = 155542464. Its totient is φ = 68661504.

The previous prime is 109802533. The next prime is 109802557. The reversal of 109802541 is 145208901.

It is a happy number.

It is not a de Polignac number, because 109802541 - 2³ = 109802533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109802499 and 109802508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109809541) 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, 12151 + ... + 19163.

It is an arithmetic number, because the mean of its divisors is an integer number (9721404).

Almost surely, 2^109802541 is an apocalyptic number.

It is an amenable number.

109802541 is a deficient number, since it is larger than the sum of its proper divisors (45739923).

109802541 is a wasteful number, since it uses less digits than its factorization.

109802541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7340.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 109802541 is about 10478.6707649396. The cubic root of 109802541 is about 478.8551142962.

The spelling of 109802541 in words is "one hundred nine million, eight hundred two thousand, five hundred forty-one".