40001304229 has 2 divisors, whose sum is σ = 40001304230. Its totient is φ = 40001304228.

The previous prime is 40001304169. The next prime is 40001304241. The reversal of 40001304229 is 92240310004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35835247204 + 4166057025 = 189302^2 + 64545^2 .

It is a cyclic number.

It is not a de Polignac number, because 40001304229 - 2¹³ = 40001296037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40001304529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20000652114 + 20000652115.

It is an arithmetic number, because the mean of its divisors is an integer number (20000652115).

Almost surely, 2^40001304229 is an apocalyptic number.

It is an amenable number.

40001304229 is a deficient number, since it is larger than the sum of its proper divisors (1).

40001304229 is an equidigital number, since it uses as much as digits as its factorization.

40001304229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 40001304229 in words is "forty billion, one million, three hundred four thousand, two hundred twenty-nine".