145351733 has 8 divisors (see below), whose sum is σ = 146313216. Its totient is φ = 144394000.

The previous prime is 145351727. The next prime is 145351753. The reversal of 145351733 is 337153541.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145351733 is a prime.

It is a super-2 number, since 2×145351733² = 42254252572206578, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 145351733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145351753) 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 in 7 ways as a sum of consecutive naturals, for example, 125708 + ... + 126858.

It is an arithmetic number, because the mean of its divisors is an integer number (18289152).

Almost surely, 2^145351733 is an apocalyptic number.

It is an amenable number.

145351733 is a deficient number, since it is larger than the sum of its proper divisors (961483).

145351733 is a wasteful number, since it uses less digits than its factorization.

145351733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1875.

The product of its digits is 18900, while the sum is 32.

The square root of 145351733 is about 12056.1906504501. The cubic root of 145351733 is about 525.7832396832.

The spelling of 145351733 in words is "one hundred forty-five million, three hundred fifty-one thousand, seven hundred thirty-three".