151970473 has 2 divisors, whose sum is σ = 151970474. Its totient is φ = 151970472.

The previous prime is 151970419. The next prime is 151970479. The reversal of 151970473 is 374079151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132987024 + 18983449 = 11532^2 + 4357^2 .

It is an emirp because it is prime and its reverse (374079151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151970473 - 2¹³ = 151962281 is a prime.

It is not a weakly prime, because it can be changed into another prime (151970479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75985236 + 75985237.

It is an arithmetic number, because the mean of its divisors is an integer number (75985237).

Almost surely, 2^151970473 is an apocalyptic number.

It is an amenable number.

151970473 is a deficient number, since it is larger than the sum of its proper divisors (1).

151970473 is an equidigital number, since it uses as much as digits as its factorization.

151970473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 151970473 is about 12327.6304698024. The cubic root of 151970473 is about 533.6457705348.

The spelling of 151970473 in words is "one hundred fifty-one million, nine hundred seventy thousand, four hundred seventy-three".