902546045 has 4 divisors (see below), whose sum is σ = 1083055260. Its totient is φ = 722036832.

The previous prime is 902546041. The next prime is 902546087. The reversal of 902546045 is 540645209.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 697540921 + 205005124 = 26411^2 + 14318^2 .

It is a cyclic number.

It is not a de Polignac number, because 902546045 - 2² = 902546041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 902545996 and 902546014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (902546041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90254600 + ... + 90254609.

It is an arithmetic number, because the mean of its divisors is an integer number (270763815).

Almost surely, 2^902546045 is an apocalyptic number.

It is an amenable number.

902546045 is a deficient number, since it is larger than the sum of its proper divisors (180509215).

902546045 is a wasteful number, since it uses less digits than its factorization.

902546045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180509214.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 902546045 is about 30042.4041148507. The cubic root of 902546045 is about 966.3989642513.

The spelling of 902546045 in words is "nine hundred two million, five hundred forty-six thousand, forty-five".