151033340 has 24 divisors (see below), whose sum is σ = 324907632. Its totient is φ = 58939520.

The previous prime is 151033327. The next prime is 151033349. The reversal of 151033340 is 43330151.

It is a happy number.

It is a super-2 number, since 2×151033340² = 45622139583111200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151033349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91274 + ... + 92913.

It is an arithmetic number, because the mean of its divisors is an integer number (13537818).

Almost surely, 2^151033340 is an apocalyptic number.

151033340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151033340 is an abundant number, since it is smaller than the sum of its proper divisors (173874292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151033340 is a wasteful number, since it uses less digits than its factorization.

151033340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184237 (or 184235 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 151033340 is about 12289.5622379318. The cubic root of 151033340 is about 532.5465908818.

Adding to 151033340 its reverse (43330151), we get a palindrome (194363491).

The spelling of 151033340 in words is "one hundred fifty-one million, thirty-three thousand, three hundred forty".