145477106 has 4 divisors (see below), whose sum is σ = 218215662. Its totient is φ = 72738552.

The previous prime is 145477099. The next prime is 145477133. The reversal of 145477106 is 601774541.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 143400625 + 2076481 = 11975^2 + 1441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36369275 + ... + 36369278.

Almost surely, 2^145477106 is an apocalyptic number.

145477106 is a deficient number, since it is larger than the sum of its proper divisors (72738556).

145477106 is an equidigital number, since it uses as much as digits as its factorization.

145477106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72738555.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 145477106 is about 12061.3890576500. The cubic root of 145477106 is about 525.9343675188.

The spelling of 145477106 in words is "one hundred forty-five million, four hundred seventy-seven thousand, one hundred six".