1525150061 has 2 divisors, whose sum is σ = 1525150062. Its totient is φ = 1525150060.

The previous prime is 1525150037. The next prime is 1525150069. The reversal of 1525150061 is 1600515251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1452372100 + 72777961 = 38110^2 + 8531^2 .

It is a cyclic number.

It is not a de Polignac number, because 1525150061 - 2¹⁴ = 1525133677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1525150061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1525150069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 762575030 + 762575031.

It is an arithmetic number, because the mean of its divisors is an integer number (762575031).

Almost surely, 2^1525150061 is an apocalyptic number.

It is an amenable number.

1525150061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1525150061 is an equidigital number, since it uses as much as digits as its factorization.

1525150061 is an evil number, because the sum of its binary digits is even.

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

The square root of 1525150061 is about 39053.1696664944. The cubic root of 1525150061 is about 1151.0765120662.

The spelling of 1525150061 in words is "one billion, five hundred twenty-five million, one hundred fifty thousand, sixty-one".