1530122401 has 2 divisors, whose sum is σ = 1530122402. Its totient is φ = 1530122400.

The previous prime is 1530122387. The next prime is 1530122437. The reversal of 1530122401 is 1042210351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 865771776 + 664350625 = 29424^2 + 25775^2 .

It is a cyclic number.

It is not a de Polignac number, because 1530122401 - 2⁵ = 1530122369 is a prime.

It is not a weakly prime, because it can be changed into another prime (1530122441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765061200 + 765061201.

It is an arithmetic number, because the mean of its divisors is an integer number (765061201).

Almost surely, 2^1530122401 is an apocalyptic number.

It is an amenable number.

1530122401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530122401 is an equidigital number, since it uses as much as digits as its factorization.

1530122401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1530122401 is about 39116.7790212845. The cubic root of 1530122401 is about 1152.3260798188.

Adding to 1530122401 its reverse (1042210351), we get a palindrome (2572332752).

The spelling of 1530122401 in words is "one billion, five hundred thirty million, one hundred twenty-two thousand, four hundred one".