70543413 has 8 divisors (see below), whose sum is σ = 104508800. Its totient is φ = 47028924.

The previous prime is 70543393. The next prime is 70543439. The reversal of 70543413 is 31434507.

It is not a de Polignac number, because 70543413 - 2⁸ = 70543157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 2612719 = 70543413 / (7 + 0 + 5 + 4 + 3 + 4 + 1 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70543453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1306333 + ... + 1306386.

It is an arithmetic number, because the mean of its divisors is an integer number (13063600).

Almost surely, 2^70543413 is an apocalyptic number.

It is an amenable number.

70543413 is a deficient number, since it is larger than the sum of its proper divisors (33965387).

70543413 is a wasteful number, since it uses less digits than its factorization.

70543413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2612728 (or 2612722 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 70543413 is about 8399.0126205406. The cubic root of 70543413 is about 413.1922393176.

The spelling of 70543413 in words is "seventy million, five hundred forty-three thousand, four hundred thirteen".