1047571429 has 2 divisors, whose sum is σ = 1047571430. Its totient is φ = 1047571428.

The previous prime is 1047571411. The next prime is 1047571451. The reversal of 1047571429 is 9241757401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 952956900 + 94614529 = 30870^2 + 9727^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1047571429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1047571391 and 1047571400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047571489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523785714 + 523785715.

It is an arithmetic number, because the mean of its divisors is an integer number (523785715).

Almost surely, 2^1047571429 is an apocalyptic number.

It is an amenable number.

1047571429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047571429 is an equidigital number, since it uses as much as digits as its factorization.

1047571429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 1047571429 is about 32366.2081344108. The cubic root of 1047571429 is about 1015.6121357885.

The spelling of 1047571429 in words is "one billion, forty-seven million, five hundred seventy-one thousand, four hundred twenty-nine".