745284541 has 2 divisors, whose sum is σ = 745284542. Its totient is φ = 745284540.

The previous prime is 745284517. The next prime is 745284577. The reversal of 745284541 is 145482547.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 633982041 + 111302500 = 25179^2 + 10550^2 .

It is a cyclic number.

It is not a de Polignac number, because 745284541 - 2²⁹ = 208413629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 745284494 and 745284503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745284581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372642270 + 372642271.

It is an arithmetic number, because the mean of its divisors is an integer number (372642271).

Almost surely, 2^745284541 is an apocalyptic number.

It is an amenable number.

745284541 is a deficient number, since it is larger than the sum of its proper divisors (1).

745284541 is an equidigital number, since it uses as much as digits as its factorization.

745284541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 179200, while the sum is 40.

The square root of 745284541 is about 27299.9000181319. The cubic root of 745284541 is about 906.6521679096.

The spelling of 745284541 in words is "seven hundred forty-five million, two hundred eighty-four thousand, five hundred forty-one".