1505650201001 has 2 divisors, whose sum is σ = 1505650201002. Its totient is φ = 1505650201000.

The previous prime is 1505650200983. The next prime is 1505650201019. The reversal of 1505650201001 is 1001020565051.

It is a balanced prime because it is at equal distance from previous prime (1505650200983) and next prime (1505650201019).

It can be written as a sum of positive squares in only one way, i.e., 944385522025 + 561264678976 = 971795^2 + 749176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1505650201001 is a prime.

It is not a weakly prime, because it can be changed into another prime (1505650201031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 752825100500 + 752825100501.

It is an arithmetic number, because the mean of its divisors is an integer number (752825100501).

Almost surely, 2^{1505650201001} is an apocalyptic number.

It is an amenable number.

1505650201001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1505650201001 is an equidigital number, since it uses as much as digits as its factorization.

1505650201001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 1505650201001 its reverse (1001020565051), we get a palindrome (2506670766052).

The spelling of 1505650201001 in words is "one trillion, five hundred five billion, six hundred fifty million, two hundred one thousand, one".