1554135148 has 6 divisors (see below), whose sum is σ = 2719736516. Its totient is φ = 777067572.

The previous prime is 1554135133. The next prime is 1554135157. The reversal of 1554135148 is 8415314551.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194266890 + ... + 194266897.

Almost surely, 2^1554135148 is an apocalyptic number.

It is an amenable number.

1554135148 is a deficient number, since it is larger than the sum of its proper divisors (1165601368).

1554135148 is a wasteful number, since it uses less digits than its factorization.

1554135148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388533791 (or 388533789 counting only the distinct ones).

The product of its digits is 48000, while the sum is 37.

The square root of 1554135148 is about 39422.5208224943. The cubic root of 1554135148 is about 1158.3227712900.

Adding to 1554135148 its reverse (8415314551), we get a palindrome (9969449699).

The spelling of 1554135148 in words is "one billion, five hundred fifty-four million, one hundred thirty-five thousand, one hundred forty-eight".