69061501 has 2 divisors, whose sum is σ = 69061502. Its totient is φ = 69061500.

The previous prime is 69061493. The next prime is 69061513. The reversal of 69061501 is 10516096.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59752900 + 9308601 = 7730^2 + 3051^2 .

It is a cyclic number.

It is not a de Polignac number, because 69061501 - 2³ = 69061493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 69061501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69061301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34530750 + 34530751.

It is an arithmetic number, because the mean of its divisors is an integer number (34530751).

Almost surely, 2^69061501 is an apocalyptic number.

It is an amenable number.

69061501 is a deficient number, since it is larger than the sum of its proper divisors (1).

69061501 is an equidigital number, since it uses as much as digits as its factorization.

69061501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 69061501 is about 8310.3249635619. The cubic root of 69061501 is about 410.2784168824.

Adding to 69061501 its reverse (10516096), we get a palindrome (79577597).

The spelling of 69061501 in words is "sixty-nine million, sixty-one thousand, five hundred one".