745545141 has 24 divisors (see below), whose sum is σ = 1218313824. Its totient is φ = 451843920.

The previous prime is 745545139. The next prime is 745545167. The reversal of 745545141 is 141545547.

745545141 is a `hidden beast` number, since 74 + 5 + 545 + 1 + 41 = 666.

745545141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 745545141 - 2¹ = 745545139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 745545096 and 745545105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745545841) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136786 + ... + 142131.

It is an arithmetic number, because the mean of its divisors is an integer number (50763076).

Almost surely, 2^745545141 is an apocalyptic number.

It is an amenable number.

745545141 is a deficient number, since it is larger than the sum of its proper divisors (472768683).

745545141 is a wasteful number, since it uses less digits than its factorization.

745545141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278943 (or 278931 counting only the distinct ones).

The product of its digits is 56000, while the sum is 36.

The square root of 745545141 is about 27304.6725122276. The cubic root of 745545141 is about 906.7578304713.

The spelling of 745545141 in words is "seven hundred forty-five million, five hundred forty-five thousand, one hundred forty-one".