151302406 has 4 divisors (see below), whose sum is σ = 226953612. Its totient is φ = 75651202.

The previous prime is 151302391. The next prime is 151302409. The reversal of 151302406 is 604203151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 604203151 = 9839 ⋅61409.

It is a super-2 number, since 2×151302406² = 45784836122777672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151302409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37825600 + ... + 37825603.

It is an arithmetic number, because the mean of its divisors is an integer number (56738403).

Almost surely, 2^151302406 is an apocalyptic number.

151302406 is a deficient number, since it is larger than the sum of its proper divisors (75651206).

151302406 is an equidigital number, since it uses as much as digits as its factorization.

151302406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75651205.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 151302406 is about 12300.5042986050. The cubic root of 151302406 is about 532.8626473115.

Adding to 151302406 its reverse (604203151), we get a palindrome (755505557).

The spelling of 151302406 in words is "one hundred fifty-one million, three hundred two thousand, four hundred six".