151400633 has 4 divisors (see below), whose sum is σ = 155492580. Its totient is φ = 147308688.

The previous prime is 151400581. The next prime is 151400653. The reversal of 151400633 is 336004151.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 141895744 + 9504889 = 11912^2 + 3083^2 .

It is a cyclic number.

It is not a de Polignac number, because 151400633 - 2¹⁶ = 151335097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 151400599 and 151400608.

It is not an unprimeable number, because it can be changed into a prime (151400653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2045918 + ... + 2045991.

It is an arithmetic number, because the mean of its divisors is an integer number (38873145).

Almost surely, 2^151400633 is an apocalyptic number.

It is an amenable number.

151400633 is a deficient number, since it is larger than the sum of its proper divisors (4091947).

151400633 is an equidigital number, since it uses as much as digits as its factorization.

151400633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4091946.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 151400633 is about 12304.4964545486. The cubic root of 151400633 is about 532.9779355784.

Adding to 151400633 its reverse (336004151), we get a palindrome (487404784).

The spelling of 151400633 in words is "one hundred fifty-one million, four hundred thousand, six hundred thirty-three".