134424973 has 2 divisors, whose sum is σ = 134424974. Its totient is φ = 134424972.

The previous prime is 134424931. The next prime is 134424989. The reversal of 134424973 is 379424431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104591529 + 29833444 = 10227^2 + 5462^2 .

It is a cyclic number.

It is not a de Polignac number, because 134424973 - 2¹³ = 134416781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134422973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67212486 + 67212487.

It is an arithmetic number, because the mean of its divisors is an integer number (67212487).

Almost surely, 2^134424973 is an apocalyptic number.

It is an amenable number.

134424973 is a deficient number, since it is larger than the sum of its proper divisors (1).

134424973 is an equidigital number, since it uses as much as digits as its factorization.

134424973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 37.

The square root of 134424973 is about 11594.1784098745. The cubic root of 134424973 is about 512.2633901249.

The spelling of 134424973 in words is "one hundred thirty-four million, four hundred twenty-four thousand, nine hundred seventy-three".