70541434 has 4 divisors (see below), whose sum is σ = 105812154. Its totient is φ = 35270716.

The previous prime is 70541431. The next prime is 70541447. The reversal of 70541434 is 43414507.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43414507 = 229 ⋅189583.

It can be written as a sum of positive squares in only one way, i.e., 50765625 + 19775809 = 7125^2 + 4447^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (70541431) 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 as a sum of consecutive naturals, namely, 17635357 + ... + 17635360.

Almost surely, 2^70541434 is an apocalyptic number.

70541434 is a deficient number, since it is larger than the sum of its proper divisors (35270720).

70541434 is a wasteful number, since it uses less digits than its factorization.

70541434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35270719.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 70541434 is about 8398.8948082471. The cubic root of 70541434 is about 413.1883754317.

The spelling of 70541434 in words is "seventy million, five hundred forty-one thousand, four hundred thirty-four".