1245452151 has 8 divisors (see below), whose sum is σ = 1661271664. Its totient is φ = 829967040.

The previous prime is 1245452119. The next prime is 1245452171. The reversal of 1245452151 is 1512545421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1245452151 - 2⁵ = 1245452119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245452171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74776 + ... + 89901.

It is an arithmetic number, because the mean of its divisors is an integer number (207658958).

Almost surely, 2^1245452151 is an apocalyptic number.

1245452151 is a deficient number, since it is larger than the sum of its proper divisors (415819513).

1245452151 is a wasteful number, since it uses less digits than its factorization.

1245452151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167201.

The product of its digits is 8000, while the sum is 30.

The square root of 1245452151 is about 35290.9641551488. The cubic root of 1245452151 is about 1075.9093516293.

Adding to 1245452151 its reverse (1512545421), we get a palindrome (2757997572).

The spelling of 1245452151 in words is "one billion, two hundred forty-five million, four hundred fifty-two thousand, one hundred fifty-one".