1445341511 has 2 divisors, whose sum is σ = 1445341512. Its totient is φ = 1445341510.

The previous prime is 1445341501. The next prime is 1445341519. The reversal of 1445341511 is 1151435441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1445341511 - 2¹⁴ = 1445325127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1445341519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722670755 + 722670756.

It is an arithmetic number, because the mean of its divisors is an integer number (722670756).

Almost surely, 2^1445341511 is an apocalyptic number.

1445341511 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445341511 is an equidigital number, since it uses as much as digits as its factorization.

1445341511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4800, while the sum is 29.

The square root of 1445341511 is about 38017.6473627709. The cubic root of 1445341511 is about 1130.6377768623.

Adding to 1445341511 its reverse (1151435441), we get a palindrome (2596776952).

The spelling of 1445341511 in words is "one billion, four hundred forty-five million, three hundred forty-one thousand, five hundred eleven".