148980551 has 2 divisors, whose sum is σ = 148980552. Its totient is φ = 148980550.

The previous prime is 148980547. The next prime is 148980563. The reversal of 148980551 is 155089841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148980551 - 2² = 148980547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 148980499 and 148980508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148980581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74490275 + 74490276.

It is an arithmetic number, because the mean of its divisors is an integer number (74490276).

Almost surely, 2^148980551 is an apocalyptic number.

148980551 is a deficient number, since it is larger than the sum of its proper divisors (1).

148980551 is an equidigital number, since it uses as much as digits as its factorization.

148980551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 41.

The square root of 148980551 is about 12205.7589276538. The cubic root of 148980551 is about 530.1228515499.

The spelling of 148980551 in words is "one hundred forty-eight million, nine hundred eighty thousand, five hundred fifty-one".