150069551 has 2 divisors, whose sum is σ = 150069552. Its totient is φ = 150069550.

The previous prime is 150069541. The next prime is 150069559. The reversal of 150069551 is 155960051.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150069551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150069559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75034775 + 75034776.

It is an arithmetic number, because the mean of its divisors is an integer number (75034776).

Almost surely, 2^150069551 is an apocalyptic number.

150069551 is a deficient number, since it is larger than the sum of its proper divisors (1).

150069551 is an equidigital number, since it uses as much as digits as its factorization.

150069551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6750, while the sum is 32.

The square root of 150069551 is about 12250.2877925378. The cubic root of 150069551 is about 531.4113929756.

The spelling of 150069551 in words is "one hundred fifty million, sixty-nine thousand, five hundred fifty-one".