133457002451 has 4 divisors (see below), whose sum is σ = 133549234032. Its totient is φ = 133364770872.

The previous prime is 133457002439. The next prime is 133457002457. The reversal of 133457002451 is 154200754331.

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

It is a cyclic number.

It is not a de Polignac number, because 133457002451 - 2²² = 133452808147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133457002457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46113620 + ... + 46116513.

It is an arithmetic number, because the mean of its divisors is an integer number (33387308508).

Almost surely, 2^133457002451 is an apocalyptic number.

133457002451 is a deficient number, since it is larger than the sum of its proper divisors (92231581).

133457002451 is an equidigital number, since it uses as much as digits as its factorization.

133457002451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92231580.

The product of its (nonzero) digits is 50400, while the sum is 35.

Adding to 133457002451 its reverse (154200754331), we get a palindrome (287657756782).

The spelling of 133457002451 in words is "one hundred thirty-three billion, four hundred fifty-seven million, two thousand, four hundred fifty-one".