70450911 has 16 divisors (see below), whose sum is σ = 104565600. Its totient is φ = 46880064.

The previous prime is 70450903. The next prime is 70450921. The reversal of 70450911 is 11905407.

It is not a de Polignac number, because 70450911 - 2³ = 70450903 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70450901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14545 + ... + 18773.

It is an arithmetic number, because the mean of its divisors is an integer number (6535350).

Almost surely, 2^70450911 is an apocalyptic number.

70450911 is a deficient number, since it is larger than the sum of its proper divisors (34114689).

70450911 is a wasteful number, since it uses less digits than its factorization.

70450911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4855 (or 4849 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 70450911 is about 8393.5040954300. The cubic root of 70450911 is about 413.0115570717.

It can be divided in two parts, 704 and 50911, that added together give a palindrome (51615).

The spelling of 70450911 in words is "seventy million, four hundred fifty thousand, nine hundred eleven".