701381945 has 24 divisors (see below), whose sum is σ = 926880192. Its totient is φ = 509131040.

The previous prime is 701381909. The next prime is 701381999. The reversal of 701381945 is 549183107.

It is not a de Polignac number, because 701381945 - 2¹² = 701377849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 701381899 and 701381908.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 535982 + ... + 537288.

It is an arithmetic number, because the mean of its divisors is an integer number (38620008).

Almost surely, 2^701381945 is an apocalyptic number.

It is an amenable number.

701381945 is a deficient number, since it is larger than the sum of its proper divisors (225498247).

701381945 is a wasteful number, since it uses less digits than its factorization.

701381945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221 (or 2210 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 701381945 is about 26483.6165392871. The cubic root of 701381945 is about 888.4879197934.

The spelling of 701381945 in words is "seven hundred one million, three hundred eighty-one thousand, nine hundred forty-five".