1043090101 has 8 divisors (see below), whose sum is σ = 1104127200. Its totient is φ = 982666800.

The previous prime is 1043090099. The next prime is 1043090117. The reversal of 1043090101 is 1010903401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1043090101 - 2¹ = 1043090099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043090171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149950 + ... + 156751.

It is an arithmetic number, because the mean of its divisors is an integer number (138015900).

Almost surely, 2^1043090101 is an apocalyptic number.

It is an amenable number.

1043090101 is a deficient number, since it is larger than the sum of its proper divisors (61037099).

1043090101 is a wasteful number, since it uses less digits than its factorization.

1043090101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306899.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1043090101 is about 32296.9054399953. The cubic root of 1043090101 is about 1014.1618619075.

Adding to 1043090101 its reverse (1010903401), we get a palindrome (2053993502).

The spelling of 1043090101 in words is "one billion, forty-three million, ninety thousand, one hundred one".