150450457 has 2 divisors, whose sum is σ = 150450458. Its totient is φ = 150450456.

The previous prime is 150450437. The next prime is 150450499. The reversal of 150450457 is 754054051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150332121 + 118336 = 12261^2 + 344^2 .

It is an emirp because it is prime and its reverse (754054051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150450457 - 2²³ = 142061849 is a prime.

It is not a weakly prime, because it can be changed into another prime (150450407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75225228 + 75225229.

It is an arithmetic number, because the mean of its divisors is an integer number (75225229).

Almost surely, 2^150450457 is an apocalyptic number.

It is an amenable number.

150450457 is a deficient number, since it is larger than the sum of its proper divisors (1).

150450457 is an equidigital number, since it uses as much as digits as its factorization.

150450457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14000, while the sum is 31.

The square root of 150450457 is about 12265.8247582460. The cubic root of 150450457 is about 531.8606219478.

The spelling of 150450457 in words is "one hundred fifty million, four hundred fifty thousand, four hundred fifty-seven".